Samsung Galaxy S21 Ultra vs Apple iPhone 15 Plus

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Samsung Galaxy S21 Ultra

Samsung Galaxy S21 Ultra

$1,199

12 GB RAM 128 GB

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Apple iPhone 15 Plus

Apple iPhone 15 Plus

$899

6 GB RAM 128 GB

Galaxy S21 UltraiPhone 15 Plus
PriceUSD 1,199USD 899
Battery5000 mAh4383 mAh
Charging (W)2520
RAM12 GB6 GB
Storage128 GB128 GB
ChipsetSamsung Exynos 2100Apple A16 Bionic
Display6.8" • Dynamic AMOLED 2X • 120Hz6.7" • Super Retina XDR OLED • 60Hz
Main Camera108MP48MP
Front Camera40MP12MP
OSAndroid 11iOS iOS 17

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Key Differences

Only the differences that meaningfully separate these phones.

Price
USD 300 cheaper
vsGalaxy S21 UltraUSD 1,199
RAM
2× more RAM
vsiPhone 15 Plus6 GB RAM
Battery
14% larger battery
vsiPhone 15 Plus4,383 mAh
Charging
5 W faster wired charging
vsiPhone 15 Plus20 W wired
Performance
Different chipsets
vsiPhone 15 PlusApple A16 Bionic
Display
120 Hz refresh
vsiPhone 15 Plus60 Hz
Build
26 g lighter
vsGalaxy S21 Ultra227 g

Best For

Where each phone stands out based on this comparison.

Best if you want

Samsung Galaxy S21 Ultra

More hardware
More RAM12 GB RAM
Larger battery5,000 mAh
Faster wired charging25 W wired
Up to 120 Hz display6.8-inch
Best if you want

Apple iPhone 15 Plus

Lower price
Much lower purchase priceUSD 899
Lighter build201 g

What CompareTab says about Samsung Galaxy S21 Ultra vs Apple iPhone 15 Plus

Samsung Galaxy S21 Ultra offers more RAM and faster wired charging than iPhone 15 Plus, with 12 GB of RAM versus 6 GB, a 5000 mAh battery versus 4383 mAh, a 120 Hz display instead of 60 Hz, and 25 W wired charging versus 20 W. It also adds a higher-resolution rear camera (108 MP versus 48 MP), a higher-resolution front camera (40 MP versus 12 MP), and a telephoto rear camera. The choice comes down to Galaxy S21 Ultra’s extra RAM, faster charging, battery capacity, smoother display, and camera features versus iPhone 15 Plus’s lower price, higher quoted peak brightness, and lighter, thinner build.