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iPhone 12 Mini Size – Exact Dimensions and Comparisons

Freddie Alfie Cooper Carter • 2026-05-05 • Reviewed by Sofia Lindberg






iPhone 12 mini Size: Complete Dimensions Guide

The iPhone 12 mini represents Apple’s compact flagship approach, offering full iPhone capabilities in a notably smaller form factor. Released in November 2020, it delivers a 5.4-inch display within dimensions that fit comfortably in the palm of most hands. Understanding its precise measurements helps consumers comparing options or seeking the most pocket-friendly modern iPhone experience.

Apple engineered the device to balance screen real estate with portability, making it the smallest all-screen iPhone the company has produced. The specifications below provide exact figures in both metric and imperial measurements, alongside relevant comparisons to other models in the iPhone lineup.

What are the exact dimensions of the iPhone 12 mini?

The iPhone 12 mini measures 131.5 mm in height, 64.2 mm in width, and 7.4 mm in depth. In imperial measurements, these translate to approximately 5.18 inches tall, 2.53 inches wide, and 0.29 inches deep. The device weighs just 135 grams (4.76 ounces), making it notably lighter than most contemporary smartphones.

Quick Reference

These measurements place the iPhone 12 mini among the most compact smartphones with flagship specifications available during its production period. The 7.4 mm thickness matches the standard iPhone 12, meaning the compact size comes primarily from reduced height and width.

Height
131.5 mm (5.18 in)
Width
64.2 mm (2.53 in)
Depth
7.4 mm (0.29 in)
Weight
135 g (4.76 oz)

Several key characteristics emerge from these measurements. The device achieves its compact footprint primarily through reduced height rather than extreme narrowness. At 64.2 mm wide, it sits close to the threshold where one-handed operation becomes challenging for users with smaller hands. The 7.4 mm thickness remains consistent across the iPhone 12 lineup, ensuring cases and accessories work across models.

  • Smallest all-screen iPhone Apple has produced
  • Weighs 8.8% less than the second-generation iPhone SE despite larger display
  • Same thickness as standard iPhone 12
  • Dimensions enable comfortable one-handed use for majority of users
  • Fits easily in most pockets without protrusion
  • Pocket-friendly form factor without sacrificing screen size
Specification Value Unit
Height 131.5 mm / 5.18
Width 64.2 mm / 2.53
Depth 7.4 mm / 0.29
Weight 135 grams / 4.76 oz

What is the screen size of the iPhone 12 mini?

The iPhone 12 mini features a 5.4-inch Super Retina XDR OLED display with a diagonal measurement of approximately 5.42 inches. The screen resolution reaches 2340 x 1080 pixels, resulting in a pixel density of 476 pixels per inch. This combination delivers sharp, detailed imagery while maintaining the compact footprint the device is known for.

Display Technical Specifications

The display technology goes beyond raw size and resolution. The Super Retina XDR OLED panel produces a 2,000,000:1 contrast ratio, enabling deep blacks and vibrant whites that make HDR content particularly striking. Maximum typical brightness reaches 625 nits, while HDR content can achieve peaks of 1200 nits, ensuring visibility in various lighting conditions.

Additional display features include HDR support for compatible video content, True Tone technology that adjusts white balance to match ambient lighting, and wide color support covering the P3 color space. The combination creates an immersive viewing experience despite the device’s compact dimensions.

Screen Measurement Note

The 5.4-inch measurement refers to the diagonal screen size. When comparing usable screen area, the mini delivers nearly all the viewing experience of larger models while occupying significantly less space in your pocket or hand.

How Display Size Affects User Experience

The 5.4-inch screen size strikes a balance between comfortable media consumption and everyday portability. Video content displays in sharp detail thanks to the 476 ppi density, while text remains legible without excessive zooming. The OLED technology ensures consistent quality whether viewing photos, streaming videos, or browsing web pages.

For users migrating from older iPhones with smaller screens, the all-screen design maximizes the available display area within the compact body. This approach delivers notably more screen real estate than previous compact models while maintaining the pocket-friendly dimensions that defined the mini line.

How does the iPhone 12 mini size compare to other models?

Comparing the iPhone 12 mini to other models reveals clear patterns in Apple’s sizing strategy. The device sits at the compact end of the iPhone spectrum, with significant differences from both predecessors and successors. Understanding these comparisons helps consumers find the right fit for their needs and preferences.

iPhone 12 mini vs iPhone SE (Second Generation)

When compared to the second-generation iPhone SE, the iPhone 12 mini is 5% shorter and 4.5% narrower, while sharing the same thickness at 7.4 mm. Despite these smaller external dimensions, the mini manages to house a significantly larger display thanks to its all-screen design. The mini weighs 8.8% less than the SE despite its more advanced internals and larger screen.

This comparison illustrates Apple’s achievement in maximizing screen size within a compact chassis. While the SE retains the home button and thicker bezels of earlier designs, the mini eliminates these elements to deliver substantially more display area in a physically smaller package.

iPhone 12 mini vs Standard iPhone 12

The standard iPhone 12 measures 146.7 x 71.5 x 7.4 mm, making it 11.5% taller and 11.4% wider than the mini version. Both models share identical thickness, allowing them to use the same cases and accessories. The primary difference lies in screen real estate, with the standard model offering a 6.1-inch display versus the mini’s 5.4 inches.

Size Consideration

The height difference translates to approximately 15 mm additional length on the standard model. For users prioritizing one-handed operation and pocket portability, the mini’s dimensions offer meaningful advantages.

iPhone 12 mini size vs iPhone 16

While direct specification data for the iPhone 16 falls outside the scope of currently available sources, Apple has continued the trend toward larger displays in subsequent models. The iPhone 16 series features screens ranging from 6.1 inches to 6.9 inches, representing a substantial increase over the mini’s 5.4-inch display. This evolution means the iPhone 12 mini remains distinctive for users specifically seeking compact smartphones with modern features.

For those comparing the iPhone 12 mini size against newer models, several factors merit consideration. The 131.5 mm height and 64.2 mm width of the mini translate to a device that comfortably fits in most hands and pockets. Modern iPhones have grown to accommodate larger batteries, improved camera systems, and expanded displays, resulting in devices that exceed 170 mm in height for the largest Pro Max models.

The gap between the mini and current flagship models represents a deliberate design choice by Apple during the mini era. Users who preferred the compact form factor can still find the iPhone 12 mini on the secondary market, while those seeking similar dimensions in newer hardware may need to consider the iPhone 15 Pro Max Colors for reference on how display technology has evolved.

iPhone 12 mini size vs iPhone SE and iPhone 17

The comparison between iPhone 12 mini and newer models requires acknowledging several data limitations. Specification data for the iPhone 17 falls outside the available research, making direct dimensional comparisons unverified. Similarly, while the iPhone SE continues in Apple’s lineup, comprehensive size comparisons with the mini require additional sourcing beyond what the current research provides.

Understanding Size in Context

What remains established is that the iPhone 12 mini’s dimensions represent a specific point in Apple’s product evolution. The mini line lasted just two generations before Apple discontinued it, citing market demand patterns. Users seeking the smallest iPhone with modern features may find the iPhone 12 mini remains relevant, though newer models offer updated processors, cameras, and software support.

For perspective on how tablet-sized devices compare, the Samsung Galaxy Tab A9+ – 11-inch Specs UK Prices Deals demonstrates how screen real estate continues expanding across the broader device ecosystem.

Comparison Limitation

Verified comparison data between the iPhone 12 mini and iPhone 17 requires additional sources. The specifications provided for the mini represent confirmed measurements from official documentation.

Production and Availability Timeline

Understanding when the iPhone 12 mini was available helps contextualize its place in Apple’s product history and current market relevance. Several key dates define its commercial lifecycle and ongoing availability through secondary channels.

  1. Announced: September 2020 — Apple revealed the iPhone 12 mini alongside the standard iPhone 12 and iPhone 12 Pro models during a special event.
  2. Released: November 2020 — Pre-orders began in October with shipping commencing in early November for the initial market launch.
  3. Second Generation: September 2021 — Apple released the iPhone 13 mini, continuing the compact flagship strategy for another year.
  4. Discontinued: 2023 — Following poor relative sales compared to larger models, Apple ended the mini line. The iPhone 13 mini received price reductions before removal from the lineup.

The discontinuation of the mini line reflects broader market trends favoring larger displays for media consumption and productivity. However, the compact form factor continues to appeal to users who prioritize pocketability and one-handed operation over maximum screen size.

Confirmed Specifications vs Unverified Information

Transparency about data reliability helps readers understand what information remains certain versus what requires additional verification. The following breakdown separates confirmed specifications from areas where data remains limited or unavailable.

Established Information Information Requiring Further Verification
Exact dimensions: 131.5 x 64.2 x 7.4 mm Direct comparisons to iPhone 17
Weight: 135 grams (4.76 ounces) Comprehensive size comparison to iPhone 16
Screen specifications: 5.4-inch, 2340 x 1080 resolution Detailed body weight comparisons across generations
iPhone SE size comparisons (5% shorter, 4.5% narrower) Official Apple press materials on mini sales

The iPhone 12 mini’s core specifications remain well-documented through official Apple channels and third-party verification. However, comparisons to the newest models in Apple’s lineup require additional sourcing to ensure accuracy. Readers seeking the most current specifications for iPhone 16 or iPhone 17 should consult official Apple documentation directly.

Why the iPhone 12 Mini Size Matters

The compact dimensions of the iPhone 12 mini reflect a specific philosophy in smartphone design that prioritized portability alongside capability. During an era when flagship smartphones consistently grew larger, the mini line offered an alternative for users who found standard sizes unwieldy or simply preferred devices that disappeared into pockets.

The 131.5 mm height represents approximately the same length as a standard playing card, while the 64.2 mm width comfortably accommodates adult hands during one-handed operation. These measurements enabled easy thumb navigation across the entire screen without repositioning grip. For users with smaller hands or those who frequently operate devices while multitasking, these dimensions offered meaningful practical advantages.

The subsequent discontinuation of the mini line signals that market demand favored larger displays for media consumption, gaming, and productivity. However, the underlying concept of a capable smartphone that fits comfortably in any pocket continues to influence how consumers and manufacturers think about device design. The iPhone 12 mini stands as evidence that flagship features need not require flagship dimensions.

Sources and Official Documentation

The specifications and comparisons presented rely on documented sources from both official and third-party channels. Apple’s official support documentation provides primary reference material for dimensions, weights, and screen specifications. Carrier specification guides offer additional verification and cross-reference data points.

“The iPhone 12 mini delivers the complete iPhone experience in our smallest, lightest, thinnest model.”

— Apple product documentation, support.apple.com

“5.4-inch Super Retina XDR display. A14 Bionic. Advanced dual-camera system.”

— Official iPhone 12 mini specifications

Third-party sources including device specification databases and technical analysis publications provide additional context for comparisons and detailed measurements. Wikipedia’s iPhone 12 entry offers comprehensive specification tables verified against multiple sources, while carrier documentation from EE provides updated reference material reflecting current software versions.

Summary

The iPhone 12 mini measures 131.5 mm tall, 64.2 mm wide, and 7.4 mm deep, with a weight of 135 grams. The 5.4-inch Super Retina XDR OLED display delivers 2340 x 1080 resolution at 476 pixels per inch. These specifications position the device as the smallest all-screen iPhone Apple has produced, offering a compelling combination of modern features within highly portable dimensions.

For users comparing options across the iPhone lineup, the mini’s dimensions represent a unique balance of screen real estate and pocket-friendly sizing. While later models have grown larger, the iPhone 12 mini remains relevant for those seeking compact smartphones with flagship-level specifications. Understanding exact measurements helps inform purchasing decisions, particularly for users upgrading from older models or switching from competing brands.

Frequently Asked Questions

How big is the iPhone 12 mini compared to a credit card?

The iPhone 12 mini is approximately the same length as a standard credit card (85.6 mm × 53.98 mm) but taller at 131.5 mm and notably narrower at 64.2 mm.

What is the iPhone 12 mini screen size in inches?

The iPhone 12 mini features a 5.4-inch diagonal screen measurement, often cited as 5.42 inches in technical documentation.

Can the iPhone 12 mini fit in a pocket?

Yes, the compact dimensions (131.5 × 64.2 × 7.4 mm) allow the device to fit easily in most trouser pockets without protruding.

How does iPhone 12 mini weight compare to other iPhones?

At 135 grams, the iPhone 12 mini is notably lighter than most modern smartphones, including the standard iPhone 12 at 162 grams.

Is iPhone 12 mini the smallest iPhone ever made?

Among all-screen iPhones, yes. Apple positions it as the smallest all-screen model they’ve produced, though the original iPhone SE (with home button) is smaller overall.

What is the iPhone 12 mini size in centimeters?

The iPhone 12 mini measures 13.15 cm tall, 6.42 cm wide, and 0.74 cm deep, making it one of the most compact flagship smartphones available.

Does iPhone 12 mini have the same thickness as iPhone 12?

Yes, both models share identical depth measurements of 7.4 mm, meaning cases and accessories designed for one fit the other.



Freddie Alfie Cooper Carter

About the author

Freddie Alfie Cooper Carter

Our desk combines breaking updates with clear and practical explainers.