Product
Oppo A53s 5G
Oppo A53s 5G
Vivo Y51 (2015)
Vivo Y51 (2015)
Battery
Charging 10W wired -
Type Li-Po 5000 mAh Li-Ion 2350 mAh, non-removable
Body
Dimensions 164 x 75.7 x 8.4 mm (6.46 x 2.98 x 0.33 in) 143.8 x 71.7 x 7.5 mm (5.66 x 2.82 x 0.30 in)
SIM Nano-SIM + Nano-SIM Dual SIM
Weight 189.6 g (6.70 oz) 157 g (5.54 oz)
Comms
Bluetooth 5.0, A2DP, LE, aptX HD 4.0, A2DP
NFC No No
Positioning GPS, GLONASS, GALILEO, BDS, QZSS GPS, GLONASS, BDS
Radio No FM radio
USB USB Type-C 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, hotspot
Display
Resolution 720 x 1600 pixels, 20:9 ratio (~269 ppi density) 540 x 960 pixels, 16:9 ratio (~220 ppi density)
Size 6.52 inches, 102.6 cm2 (~82.7% screen-to-body ratio) 5.0 inches, 68.9 cm2 (~66.8% screen-to-body ratio)
Type IPS LCD, 480 nits (typ) IPS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Accelerometer, proximity, compass
Launch
Announced 2021, April 27 2015, December. Released 2015, December
Status Available. Released 2021, May 07 Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash, HDR, panorama
Single - 8 MP, AF
Triple 13 MP, f/2.2, 25mm (wide), 1/3.06", 1.12µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM 16GB 2GB RAM
  UFS 2.2 eMMC 4.5
Misc
Colors Crystal Blue, Ink Black White
Models CPH2321 Y51L, Y51, 1707, Y51A
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 800 / 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41 LTE 850 / 900 / 1800 / 2100 / 2600 - Malaysia
5G bands 1, 28, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE
  - LTE 900 / 1800 / 2100 - Thailand, Indonesia
Platform
Chipset Mediatek Dimensity 700 (7 nm) Qualcomm MSM8916 Snapdragon 410 (28 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Quad-core 1.2 GHz Cortex-A53
GPU Mali-G57 MC2 Adreno 306
OS Android 11, ColorOS 11.1 Android 5.0.2 (Lollipop), Funtouch 2.5
Selfie camera
Features HDR -
Single 8 MP, f/2.0, 26mm (wide) 5 MP
Video 1080p@30fps 720p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes