Oppo A91 vs Oppo A6k Comparison
Detailed specs comparison: display, processor, camera, battery and price
Display
Type
AMOLED
IPS_LCD
Size
6.4"
6.75"
Resolution
FHD+
HD+
Refresh Rate
—
120Hz
Brightness
430 nits
1125 nits
Protection
Corning Gorilla Glass 5
—
Platform
OS
ANDROID Android 9.0 (Pie), upgradable to Android 11, ColorOS 11
ANDROID Android 15, ColorOS 15
Chipset
Mediatek MT6771V Helio P70
Mediatek Dimensity 6300
CPU
Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G72 MP3
Mali-G57 MC2
AnTuTu Score
—
—
Memory
RAM
4GB / 8GB
8GB / 12GB
Storage
128GB / 256GB
256GB / 512GB
Storage Type
UFS 2.1
UFS 2.2
Card Slot
Yes
Yes
Camera
Main Camera
48MP f/1.8
50MP f/1.8
Selfie Camera
16MP f/2.0
8MP f/2.0
Video (Max)
1080p@30fps, gyro-EIS
1080p@30/60fps
OIS
No
No
Battery
Capacity
4,025 mAh
7,000 mAh
Wired Charging
20W
—
Wireless Charging
—
—
Fast Charging
—
—
Connectivity
Wi-Fi
Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 5, Wi-Fi 4, Dual-band
Bluetooth
4.2
5.4
NFC
No
No
5G
No
Yes
USB
USB Type-C 2.0
USB Type-C 2.0
GPS
GPS, GLONASS, BeiDou
GPS, GLONASS, Galileo, QZSS
Body
Dimensions
160.2 x 73.3 x 7.9 mm (6.31 x 2.89 x 0.31 in)
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight
172g
216g
Build
Glass (Gorilla Glass 5) / plastic back / plastic frame
Glass / plastic back / plastic frame
Water Resist
—
IP66
Colors
Lightening Black, Unicorn White, Blazing Blue, Red
Twilight Blue, Seashell White, Dawn Gold
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