Xiaomi Poco X3 Pro vs Realme V21

Phones Images
Xiaomi Poco X3 Pro Realme V21
PHONES
Phone Names Xiaomi Poco X3 Pro Realme V21
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - InternationalLTE
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / CDMA / HSPA / LTE
 1, 2, 3, 5, 8, 38, 40, 41 - India-
Launch
Announced2021, March 22Not announced yet
StatusAvailable. Released 2021, March 24Cancelled
Body
BuildGlass front (Gorilla Glass 6), plastic back-
Dimensions165.3 x 76.8 x 9.4 mm (6.51 x 3.02 x 0.37 in)-
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight215 g (7.58 oz)-
 IP53, dust and splash resistant-
Display
ProtectionCorning Gorilla Glass 6-
Resolution1080 x 2400 pixels, 20:9 ratio (~395 ppi density)720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Size6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio)6.56 inches, 103.4 cm2
TypeIPS LCD, 120Hz, 2404Hz PWM, HDR10, 450 nits (typ)TFT LCD
Platform
CPUOcta-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver)Octa-core 2.2 GHz
ChipsetQualcomm Snapdragon 860 (7 nm)-
GPUAdreno 640-
OSAndroid 11, upgradable to Android 12, MIUI 13 for POCOAndroid 12, Realme UI 3.0
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
 UFS 3.1-
Main Camera
Dual-13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF Auxiliary lens
FeaturesDual-LED flash, HDR, panoramaLED flash, HDR, panorama
Quad48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1.0µm 2 MP (macro) Auxiliary lens-
Single20 MP, f/2.2, (wide), 1/3.4", 0.8µm-
Video4K@30fps, 1080p@30/60/120/240fps, 1080p@960fps, gyro-EIS1080p@30fps
Selfie camera
FeaturesHDR, panoramaHDR
Single20 MP, f/2.2, (wide), 1/3.4", 0.8µm8 MP, f/2.0, (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack Yes-
35mm jackYesYes
Loudspeaker Yes, with stereo speakersYes
 24-bit/192kHz audio-
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE, aptX HD
Infrared portYes-
NFCYes (market/region dependent)No
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS, QZSS
RadioFM radio, recordingNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Battery
Charging33W wired, 59% in 30 min, 100% in 59 min-
TypeLi-Po 5160 mAh5000 mAh
Misc
ColorsPhantom Black, Frost Blue, Metal BronzeBlack, Blue
ModelsM2102J20SG, M2102J20SI-
Price$ 128.04 / £ 249.99-
SAR0.99 W/kg (head)     0.67 W/kg (body)-
SAR EU0.57 W/kg (head)     0.90 W/kg (body)-
Tests
Battery life Endurance rating 112h -
Camera Photo / Video-
Display Contrast ratio: 1401:1 (nominal)-
Loudspeaker -26.1 LUFS (Good) -
Performance AnTuTu: 453223 (v8) GeekBench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)-
OUR TESTS
Battery (old)Endurance rating 112h-
CameraPhoto / Video-
DisplayContrast ratio: 1401:1 (nominal)-
Loudspeaker-26.1 LUFS (Good)-
PerformanceAnTuTu: 453223 (v8) GeekBench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)-