Xiaomi 12 vs Samsung Galaxy S21 Ultra 5G Comparison and Differences

Smartphone 1

Xiaomi 12

Xiaomi 12

Smartphone 2

Samsung Galaxy S21 Ultra 5G

Samsung Galaxy S21 Ultra 5G

Smartphone 3

Xiaomi 12 or Samsung Galaxy S21 Ultra 5G Specs Comparison

or

Common specs

Brand and model Xiaomi 12 Samsung Galaxy S21 Ultra 5G
Rating (+1) (+1)
Release date December, 2021 2021, January 14
Dimensions (HxWxD) 152.7 x 69.9 x 8.2 mm | 6.01 x 6.01 x 2.75 in 165.1 x 75.6 x 8.9 mm | 6.5 x 6.5 x 2.98 in
Weight 179 g | 6.31 oz 227 g | 8.01 oz
Body Build Glass front (Gorilla Glass Victus), glass back (Gorilla Glass 5) Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
Case buy from Amazon

buy from Amazon

Colors Gray, Blue, Purple, Green Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown
Battery 4500 mAh, Li-Po 5000 mAh, Li-Ion, non-removable
Approximate price 980 EUR $ 960
Check price from Amazon

from Amazon

Screen

Technology AMOLED Dynamic AMOLED 2X
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 68B 16M
Screen size 6.28" in 6.8" in
Screen area 95.2 cm2 112.1 cm2
Screen format 20:9 (height:width) 20:9 (height:width)
Screen to body ratio 89.2% 89.8%
Screen resolution 1080 x 2400 px 1440 x 3200 px
Screen PPI /points per inch/ 419 PPI 515 PPI
Screen protection Corning Gorilla Glass 7 Victus Corning Gorilla Glass Victus
Other specs - 120Hz
-Dolby Vision
-HDR10+
-1100 nits (peak)
- Always-on display
-120Hz
-HDR10+
-1500 nits (peak)
Screen protector buy from Amazon buy from Amazon

Camera and Video

Rear camera, main 50 MP, Triple 108 MP, Quad
Camera specs -50 MP, f/1.9, 26mm (wide), 1/1.56", 1.0µm, PDAF, OIS
-13 MP, f/2.4, 12mm, 123˚ (ultrawide), 1/3.06", 1.12µm
-5 MP, f/2.4, 50mm (telephoto macro), AF
-108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS
-10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom
-10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom
-12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Functions Dual-LED dual-tone flash, HDR, panorama LED flash, auto-HDR, panorama
Video 8K@24fps (HDR), 4K@30/60fps (HDR10+), 1080p@30/120/240/960fps, 720p@1920fps, gyro-EIS 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
DxOMark Main Score 123 121
DxOMark Photo 131 128
DxOMark Video 95 98
Front camera, selfie 32 MP, Single 40 MP, Single
Specifications 32 MP, f/2.5, 26mm (wide), 0.7µm 40 MP, f/2.2, 26mm (wide), 1/2.8'', 0.7µm, PDAF
Functions HDR, panorama Dual video call, Auto-HDR
Video 1080p@30/60fps, 720p@120fps, HDR 4K@30/60fps, 1080p@30fps
DxOMark Selfie Score 101
DxOMark Photo 104
DxOMark Video 95

Performance

Operating system - OS Android 11 Red Velvet Cake Android 11, One UI 3.1
Chipset - Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) - Exynos 2100 (5 nm)
- Qualcomm SM8350 Snapdragon 888 (5 nm) - USA/China
CPU - Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) - Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
-Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China
GPU Adreno 730 Mali-G78 MP14 - International
Adreno 660 - USA/China
External memory No No
Internal memory 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 128GB 12GB RAM, 256GB 12GB RAM, 512GB 16GB RAM

Benchmark

Antutu 10 Total 1163966 744835
Antutu 10 CPU 304568 199654
Antutu 10 GPU 413638 229735
Antutu 10 Mem 212719 150252
Antutu 10 UX 304568 199654
Antutu 9 Total 1030008
Antutu 8 Total 638987
GeekBench 5 Single Core 1231 960
GeekBench 5 Multi-Core 4092 3177

Communication and Connectivity

SIM card Dual SIM, dual stand-by (Nano SIM + Nano SIM) Single SIM (Nano-SIM and/or eSIM)Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Network 2G / 3G / 4G / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
Bands -2G - B2 (1900), B3 (1800), B5 (850), B8 (900)
-3G - B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
-4G - B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B29 (700), B32 (1500), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
-5G - n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) 
CDMA 800 / 1900 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO
-4G - LTE
-5G - SA/NSA/Sub6/mmWave
Speed HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
GPS Yes, with A-GPS. Up to tri-band: GLONASS (1), BDS (3), GALILEO (2), QZSS (2), NavIC Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC Yes (market/region dependent) Yes
USB USB Type-C 2.0, USB On-The-Go USB Type-C 3.2, USB On-The-Go
Bluetooth 5.2, A2DP, LE 5.2, A2DP, LE
Harmful irradiation SAR - 0.77 W/kg (head) 1.02 W/kg (body)
SAR EU - 0.77 W/kg (head) 1.02 W/kg (body)

Music and Audio

Radio No FM radio (Snapdragon only)
Headphone jack No No
Others - 24-bit/192kHz audio
-Tuned by Harman Kardon
- 32-bit/384kHz audio
-Tuned by AKG

Other features

Sensors - Fingerprint (under display, optical), accelerometer, proximity, gyro, compass, color spectrum , Infrared port - Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other extras
- Fast charging 67W, 100% in 39 min
-Fast wireless charging 50W, 100% in 53 min
-Reverse wireless charging 10W
-Power Delivery 3.0
-Quick Charge 4+

- Samsung DeX, Samsung Wireless DeX (desktop experience support)
-ANT+
-Bixby natural language commands and dictation
- Fast charging 25W
-USB Power Delivery 3.0
-Fast Qi/PMA wireless charging 15W
-Reverse wireless charging 4.5W
- Samsung Pay (Visa, MasterCard certified)
-Ultra Wideband (UWB) support
-IP68 dust/water resistant (up to 1.5m for 30 mins)
-Stylus support
Versions
- Versions: SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China)

Reviews and Opinions on Xiaomi 12 and Samsung Galaxy S21 Ultra 5G

If you had to recommend one of these phones to a friend, which one would it be and why? Share your arguments using the Add Opinion button!

There are no comments yet. Be the first to comment.