Xiaomi Poco X4 Pro 5G vs vivo Y15a

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Xiaomi Poco X4 Pro 5G vivo Y15a
PHONES
Phone Names Xiaomi Poco X4 Pro 5G vivo Y15a
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - GlobalHSDPA 850 / 900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41 - Global1, 3, 5, 8, 28, 38, 40, 41
5G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA - Global-
SpeedHSPA, LTE, 5GHSPA, LTE
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE
 1, 3, 5, 8, 28, 40, 78 SA/NSA - India-
Launch
Announced2022, February 282021, November 15
StatusAvailable. Released 2022, March 23Available. Released 2021, November 15
Body
BuildGlass front (Gorilla Glass 5), glass back, plastic frameGlass front, plastic back, plastic frame
Dimensions164.2 x 76.1 x 8.1 mm (6.46 x 3.00 x 0.32 in)164 x 75.2 x 8.3 mm (6.46 x 2.96 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight205 g (7.23 oz)179 g (6.31 oz)
 IP53, dust and splash resistant-
Display
ProtectionCorning Gorilla Glass 5-
Resolution1080 x 2400 pixels, 20:9 ratio (~395 ppi density)720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size6.67 inches, 107.4 cm2 (~86.0% screen-to-body ratio)6.51 inches, 102.3 cm2 (~83.0% screen-to-body ratio)
TypeSuper AMOLED, 120Hz, 700 nits, 1200 nits (peak)IPS LCD
Platform
CPUOcta-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
ChipsetQualcomm SM6375 Snapdragon 695 5G (6 nm)Mediatek MT6765 Helio P35 (12 nm)
GPUAdreno 619PowerVR GE8320
OSAndroid 11, MIUI 13 for POCOAndroid 11, Funtouch 11.1
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (dedicated slot)
Internal64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM64GB 4GB RAM
 UFS 2.2eMMC 5.1
Main Camera
Dual-13 MP, f/2.2, 27mm (wide), AF Auxiliary lens
FeaturesLED flash, HDR, panoramaLED flash, panorama
Single16 MP, f/2.5, (wide), 1/3.06" 1.0µm8 MP, f/2.0
Triple108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, PDAF - Global version 64 MP, f/1.8, 26mm (wide), 0.7µm, PDAF - India version 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)-
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesHDR, panorama-
Single16 MP, f/2.5, (wide), 1/3.06" 1.0µm8 MP, f/2.0
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with stereo speakersYes
 24-bit/192kHz audio-
Comms
Bluetooth5.1, A2DP, LE5.0, A2DP, LE
Infrared portYes-
NFCYes (market/region dependent)No
PositioningGPS, GLONASS, BDS, GALILEOGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio
USBUSB Type-C 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 b/g/n, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Battery
Charging67W wired, PD3.0, QC3, 70% in 22 min, 100% in 41 min10W wired 5W reverse wired
TypeLi-Po 5000 mAh5000 mAh
Misc
ColorsLaser Black, Laser Blue, Poco YellowWave Green, Mystic Blue
Models2201116PGV2134
Price€ 160.40 / $ 419.99 / £ 255.00 / ₹ 12,940About 140 EUR
SAR1.06 W/kg (head)     1.09 W/kg (body)-
SAR EU0.60 W/kg (head)     0.96 W/kg (body)-
Tests
Battery life Endurance rating 119h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker -26.8 LUFS (Good) -
Performance AnTuTu: 335353 (v8), 384646 (v9) GeekBench: 2063 (v5.1) GFXBench: 17fps (ES 3.1 onscreen)-
OUR TESTS
Battery (old)Endurance rating 119h-
CameraPhoto / Video-
DisplayContrast ratio: Infinite (nominal)-
Loudspeaker-26.8 LUFS (Good)-
PerformanceAnTuTu: 335353 (v8), 384646 (v9) GeekBench: 2063 (v5.1) GFXBench: 17fps (ES 3.1 onscreen)-