Product
Oppo A1k
Oppo A1k
₹10,350
Google Pixel 3a
Google Pixel 3a
₹12,028
Battery
Charging - 18W wired, PD2.0
Type Li-Po 4000 mAh, non-removable Li-Po 3000 mAh, non-removable
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front (Asahi Dragontrail), plastic back, plastic frame
Dimensions 154.5 x 73.8 x 8.4 mm (6.08 x 2.91 x 0.33 in) 151.3 x 70.1 x 8.2 mm (5.96 x 2.76 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + eSIM
Weight 170 g (6.00 oz) 147 g (5.19 oz)
Comms
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE, aptX HD
NFC No Yes
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO
Radio FM radio No
USB microUSB 2.0, OTG USB Type-C 2.0
WLAN Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 Asahi Dragontrail Glass
Resolution 720 x 1560 pixels, 19.5:9 ratio (~282 ppi density) 1080 x 2220 pixels, 18.5:9 ratio (~441 ppi density)
Size 6.1 inches, 91.3 cm2 (~80.1% screen-to-body ratio) 5.6 inches, 79.6 cm2 (~75.0% screen-to-body ratio)
Type IPS LCD OLED
Features
Sensors Accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2019, April. Released 2019, May 2019, May 07
Status Discontinued Available. Released 2019, May 15
Main Camera
Features LED flash, HDR, panorama Dual-LED flash, Pixel Shift, HDR, panorama
Single 8 MP, f/2.2, 1/3.2", 1.4µm, AF 12.2 MP, f/1.8, 28mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
Video 1080p@30fps 4K@30fps, 1080p@30/60/120fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 32GB 2GB RAM, 32GB 3GB RAM 64GB 4GB RAM
  eMMC 5.1 eMMC 5.1
Misc
Colors Black, Red Just Black, Clearly White, Purple-ish
Models CPH1923 G020A, G020E, G020B, G020G, G020H
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, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66, 71
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (3CA) Cat11 600/75 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
  - CDMA2000 1xEV-DO
Platform
Chipset Mediatek MT6762 Helio P22 (12 nm) Qualcomm SDM670 Snapdragon 670 (10 nm)
CPU Octa-core 2.0 GHz Cortex-A53 Octa-core (2x2.0 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
GPU PowerVR GE8320 Adreno 615
OS Android 9.0 (Pie), ColorOS 6 Android 9.0 (Pie), upgradable to Android 12
Selfie camera
Features HDR HDR
Single 5 MP, f/2.0, 1/5.0", 1.12µm 8 MP, f/2.0, 24mm (wide), 1/4.0", 1.12µm
Video 720p 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers
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