Apple iPhone 12 vs Apple iPhone 18 Pro

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Apple iPhone 12

Apple iPhone 12

$799

4 GB RAM 64 GB

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Apple iPhone 18 Pro

Apple iPhone 18 Pro

$1,199

12 GB RAM 256 GB

iPhone 12iPhone 18 Pro
PriceUSD 799USD 1,199
Battery2815 mAh4056 mAh
Charging (W)20N/A
RAM4 GB12 GB
Storage64 GB256 GB
ChipsetApple A14 BionicApple A20 Pro
Display6.1" • Super Retina XDR OLED • 60Hz6.3" • OLED • 120Hz
Main Camera12MP48MP
Front Camera12MP18MP
OSiOS iOS 14.1iOS 27

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Key Differences

Only the differences that meaningfully separate these phones.

Price
USD 400 cheaper
vsiPhone 18 ProUSD 1,199
RAM
3× more RAM
vsiPhone 124 GB RAM
Storage
4× more storage
vsiPhone 1264 GB
Battery
44% larger battery
vsiPhone 122,815 mAh
Performance
Different chipsets
vsiPhone 18 ProApple A20 Pro
Display
Larger120Hz
vsiPhone 126.1″ · 60Hz
Build
47 g lighter
vsiPhone 18 Pro211 g

Best For

Where each phone stands out based on this comparison.

Best if you want

Apple iPhone 12

Lower price
Much lower purchase priceUSD 799
Lighter build164 g
Smaller 6.1-inch display6.1″
Best if you want

Apple iPhone 18 Pro

More hardware
More RAM and storage12 GB RAM · 256 GB
Larger battery4,056 mAh
Larger 120Hz display6.3″ · 120Hz

What CompareTab says about Apple iPhone 12 vs Apple iPhone 18 Pro

Apple iPhone 18 Pro has clear advantages in memory, battery capacity and display refresh rate over iPhone 12, with 12 GB of RAM versus 4 GB, 256 GB of storage versus 64 GB, a 4056 mAh battery versus 2815 mAh, and a 120 Hz display instead of 60 Hz. It also adds a higher-resolution rear camera (48 MP versus 12 MP), a higher-resolution front camera (18 MP versus 12 MP), and a telephoto rear camera. Apple iPhone 12, however, is around $400 cheaper, lighter at 164 g versus 211 g, and thinner at 7.4 mm versus 8.75 mm. The main trade-off is iPhone 18 Pro’s extra RAM, storage, battery capacity, smoother display, and camera features versus iPhone 12’s lower price and lighter, thinner build.