If you’re considering an upgrade from the iPhone 11 but aren’t inclined towards the latest iPhone 14, the iPhone 12 and iPhone 13 are viable options. Both models offer modern designs and user experiences at more affordable prices, with the iPhone 12 being the more economical choice. This article compares the sizes and specifications of the iPhone 12 and iPhone 13 to assist you in making an informed decision.
iPhone 12 vs. iPhone 13: Side-By-Side Comparison
Specification | iPhone 12 | iPhone 13 |
---|---|---|
Screen Size | 6.1 inches | 6.1 inches |
Dimensions (H x W x D) | 146.7 x 71.5 x 7.4 mm | 146.7 x 71.5 x 7.7 mm |
Thickness | 7.4 mm | 7.65 mm |
Weight | 164 grams | 174 grams |
Color Options | White, Black, Blue, Green, Purple, Red | Red, Starlight, Midnight, Blue, Pink |
Display Brightness | 625 nits | 800 nits |
Face ID | Yes | Yes |
Lightning Connector | Yes | Yes |
Memory | 4 GB | 4 GB |
Photography Features | Smart HDR 3 | Smart HDR 4 |
Processor | A14 Bionic | A15 Bionic |
Storage Options | 64 GB, 128 GB, 256 GB | 128 GB, 256 GB, 512 GB |

Size and Dimensions
At first glance, the iPhone 12 and iPhone 13 appear identical in size, both featuring a 6.1-inch display. However, the iPhone 13 is slightly thicker at 7.65 mm compared to the iPhone 12’s 7.4 mm. This marginal increase in thickness contributes to the iPhone 13’s weight of 174 grams, making it 10 grams heavier than the iPhone 12.
Design
Both models share a similar design aesthetic, including aerospace-grade aluminum frames with squared-off edges and glass backs. The primary design distinction lies in the rear camera arrangement: the iPhone 12’s cameras are aligned vertically, while the iPhone 13 features a diagonal layout. Additionally, the iPhone 13 has a smaller notch, offering a slightly more immersive display experience.

Camera
While both iPhones are equipped with dual 12-megapixel cameras, the iPhone 13 introduces several enhancements. The new diagonal camera layout accommodates a larger sensor, allowing 47% more light for improved low-light photography.
With sensor-shift optical image stabilization, image quality improves even in low-light settings. The iPhone 13 also features Cinematic Mode, allowing 1080p video recording at 30fps with a shallow depth of field and automatic focus shifts between subjects.
Performance
Equipped with the A15 Bionic chip, the iPhone 13 delivers enhanced performance and energy efficiency compared to the iPhone 12’s A14 Bionic processor. This upgrade leads to longer battery life and smoother handling of resource-intensive tasks and applications.
Storage Options
The iPhone 13 offers increased storage capacities, starting at 128 GB and extending up to 512 GB, catering to users with substantial storage needs. In contrast, the iPhone 12 starts at 64 GB, with a maximum of 256 GB.
Conclusion
While the iPhone 12 and iPhone 13 share many similarities in design and size, the iPhone 13 provides notable improvements in camera technology, processing power, display brightness, and storage options. If these enhancements align with your needs and justify the additional cost, the iPhone 13 is a compelling choice. If keeping costs low is a priority, the iPhone 12 remains a reliable and budget-friendly choice.