Product
Vivo Y02s
Vivo Y02s
Google Pixel 4a
Google Pixel 4a
Battery
Charging 10W wired 18W wired, PD2.0
Type 5000 mAh Li-Po 3140 mAh
Body
Build Glass front, plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions 164 x 76 x 8.2 mm (6.46 x 2.99 x 0.32 in) 144 x 69.4 x 8.2 mm (5.67 x 2.73 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + eSIM
Weight 182 g (6.42 oz) 143 g (5.04 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE, aptX HD
NFC No Yes
Positioning GPS, GLONASS, BDS, GALILEO GPS, GLONASS, GALILEO, QZSS, BDS
Radio FM radio No
USB USB Type-C 2.0; OTG USB Type-C 3.1
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Display
Protection - Corning Gorilla Glass 3
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~443 ppi density)
Size 6.51 inches, 102.3 cm2 (~82.1% screen-to-body ratio) 5.81 inches, 83.2 cm2 (~83.3% screen-to-body ratio)
Type IPS LCD OLED, HDR
Features
Sensors Accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2022, August 01 2020, August 03
Status Available. Released 2022, August 22 Available. Released 2020, August 20
Main Camera
Features LED flash LED flash, Pixel Shift, Auto-HDR, panorama
Single 8 MP, f/2.0, AF 12.2 MP, f/1.7, 27mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
Video 1080p@30fps 4K@30fps, 1080p@30/60/120fps; gyro-EIS
Memory
Card slot microSDXC (dedicated slot) No
Internal 32GB 2GB RAM, 32GB 3GB RAM, 64GB 3GB RAM 128GB 6GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Vibrant Blue, Fluorite Black Just Black, Barely Blue
Models V2203 G025J, GA02099, G025N
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66, 71
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/75 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6765 Helio P35 (12 nm) Qualcomm SDM730 Snapdragon 730G (8 nm)
CPU Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU PowerVR GE8320 Adreno 618
OS Android 12, Funtouch 12 Android 10, upgradable to Android 13
Selfie camera
Features - HDR
Single 5 MP, f/2.2 8 MP, f/2.0, 24mm (wide), 1.12µm
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers
Tests
Battery (old) - Endurance rating 76h
Display - 803 nits max brightness (measured)
Performance - AnTuTu: 268714 (v8)GeekBench: 6426 (v4.4), 1626 (v5.1)GFXBench: 17fps (ES 3.1 onscreen)