Compare Phones
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galaxy-s21-ultra-5g
ace-7
Display
Type
AMOLED
AMOLED
Size
6.78"
6.8"
Resolution
QHD+
QHD+
Refresh Rate
3840Hz
120Hz
Brightness
2000 nits
1500 nits
Protection
Crystal Shield Glass
Corning Gorilla Glass Victus
Platform
OS
ANDROID Android 17, ColorOS 17
ANDROID Android 11, up to 4 major Android upgrades, One UI 6.1
Chipset
Qualcomm SM8850-1-AB Snapdragon 8 Elite Gen 5 V Series
Exynos 2100 - International
Qualcomm SM8350 Snapdragon 888 5G - USA/China
CPU
Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
GPU
Adreno 840
Mali-G78 MP14 - International
Adreno 660 - USA/China
AnTuTu Score
—
657,150
Memory
RAM
12GB / 16GB
8GB / 12GB / 16GB
Storage
256GB / 512GB
128GB / 256GB / 512GB
Storage Type
UFS 4.1
UFS 3.1
Card Slot
No
No
Camera
Main Camera
200MP f/1.8
108MP f/1.8
Selfie Camera
16MP f/2.4
40MP f/2.2
Video (Max)
8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
OIS
Yes
Yes
Battery
Capacity
9,000 mAh
5,000 mAh
Wired Charging
100W
25W
Wireless Charging
—
15W
Fast Charging
—
PD3.0
Connectivity
Wi-Fi
Wi-Fi 7, Wi-Fi 6, Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 6E, Wi-Fi 5, Wi-Fi 4, Dual-band
Bluetooth
5.4
5.2
NFC
Yes
Yes
5G
Yes
Yes
USB
USB Type-C 2.0
USB Type-C 3.2
GPS
GPS, GLONASS, BeiDou, Galileo, QZSS
GPS, GLONASS, BeiDou, Galileo
Body
Dimensions
162.3 x 77.4 x 8.5 mm (6.39 x 3.05 x 0.33 in)
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Weight
217g
227g
Build
Glass (Crystal Shield Glass) / glass back or glass-fiber reinforced plastic back / aluminum frame
Glass (Gorilla Glass Victus) / glass back / aluminum frame
Water Resist
IP68
IP68
Colors
Black, White, Purple
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy