Compare

Specifications
 

Samsung Galaxy S21 Ultra 5G

Xiaomi Mi 11 Ultra

Full Differences
Change compare mode
Samsung Galaxy S21 Ultra 5G
MORE PICTURES Xiaomi Mi 11 Ultra
MORE PICTURES
 

Samsung Galaxy S21 Ultra 5G

Xiaomi Mi 11 Ultra

Network
Technology GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  CDMA 800 / 1900 & TD-SCDMA CDMA 800
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
  CDMA2000 1xEV-DO CDMA2000 1xEV-DO
4G Network 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G998U1 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 40, 41, 42, 66 - International
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G998B 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - China
5G Network 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA - International
  1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G998B 1, 3, 28, 41, 77, 78, 79 SA/NSA - China
Speed HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) HSPA, LTE, 5G
Launch
Announced 2021, January 14 2021, March 29
Status Available. Released 2021, January 29 Available. Released 2021, April 02
Body
Dimensions 165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) 164.3 x 74.6 x 8.4 mm (6.47 x 2.94 x 0.33 in)
3D size compare
Weight 227 g (Sub6), 229 g (mmWave) (8.01 oz) 234 g (8.25 oz)
Build Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame Glass front (Gorilla Glass Victus), ceramic back, aluminum frame
SIM Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
 IP68 dust/water resistant (up to 1.5m for 30 min)
Stylus support
IP68 dust/water resistant (up to 1.5m for 30 min)
Display
Type Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak) AMOLED, 1B colors, 120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1700 nits (peak)
Size 6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio) 6.81 inches, 112.0 cm2 (~91.4% screen-to-body ratio)
Resolution 1440 x 3200 pixels, 20:9 ratio (~515 ppi density) 1440 x 3200 pixels, 20:9 ratio (~515 ppi density)
Protection Corning Gorilla Glass Victus Corning Gorilla Glass Victus
 Always-on display
Platform
OS Android 11, upgradable to Android 14, One UI 6.1 Android 11, upgradable to Android 13, MIUI 14
Chipset Exynos 2100 (5 nm) - International
Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU 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
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU Mali-G78 MP14 - International
Adreno 660 - USA/China
Adreno 660
Memory
Card slot No No
Internal 128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
 UFS 3.1
UFS 3.1
Main Camera
Modules 108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS
10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom
10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom
12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
50 MP, f/2.0, 24mm (wide), 1/1.12", 1.4µm, dual pixel PDAF, Laser AF, OIS
48 MP, f/4.1, 120mm (periscope telephoto), 1/2.0", 0.8µm, PDAF, OIS, 5x optical zoom
48 MP, f/2.2, 12mm, 128˚ (ultrawide), 1/2.0", 0.8µm, PDAF
Features LED flash, auto-HDR, panorama Dual-LED flash, HDR, panorama, 1.1” AMOLED selfie display
Video 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240/960/1920fps, gyro-EIS, HDR10+ rec.
Selfie Camera
Modules 40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF 20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm
Features Dual video call, Auto-HDR HDR, panorama
Video 4K@30/60fps, 1080p@30fps 1080p@30/60fps, 720p@120fps, gyro-EIS
ADVERTISEMENT
Sound
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
3.5mm jack No No
 32-bit/384kHz audio
Tuned by AKG
24-bit/192kHz Hi-Res audio
Tuned by Harman Kardon
Snapdragon Sound
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, DLNA
Bluetooth 5.2, A2DP, LE 5.2, A2DP, LE, aptX HD, aptX Adaptive
Positioning GPS, GLONASS, BDS, GALILEO GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
NFC Yes Yes
Infrared port No Yes
Radio FM radio (Snapdragon model only; market/operator dependent) No
USB USB Type-C 3.2, OTG USB Type-C 2.0, OTG
Features
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Fingerprint (under display, optical), accelerometer, gyro, compass, color spectrum
 Samsung DeX, Samsung Wireless DeX (desktop experience support)
Ultra Wideband (UWB) support
Virtual proximity sensing
Battery
Type Li-Ion 5000 mAh, non-removable Li-Po 5000 mAh, non-removable
Charging 25W wired, PD3.0
15W wireless (Qi/PMA)
4.5W reverse wireless
67W wired, PD3.0, QC4, 100% in 36 min (advertised)
67W wireless, 100% in 39 min (advertised)
10W reverse wireless
Misc
Colors Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy Ceramic White (Cosmic White), Ceramic Black (Cosmic Black)
SAR 0.77 W/kg (head)     1.02 W/kg (body)     1.08 W/kg (head)     0.81 W/kg (body)    
SAR EU 0.71 W/kg (head)     1.58 W/kg (body)     0.55 W/kg (head)     0.99 W/kg (body)    
Models SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980 M2102K1G, M2102K1C
Price $ 282.00 / C$ 447.87 / £ 249.97 / € 405.00 / ₹ 63,499 About 1500 EUR
Tests
Performance AnTuTu: 657150 (v8)
GeekBench: 3518 (v5.1)
GFXBench: 33fps (ES 3.1 onscreen)
AnTuTu: 688720 (v8)
GeekBench: 3191 (v5.1)
GFXBench: 33fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker -25.5 LUFS (Very good) -24.3 LUFS (Very good)
Battery (old) Endurance rating 114h Endurance rating 95h

Popular rivals