Category Breakdown
Oppo A91
Tecno Phantom 9
Performance
80.278.1
Camera
45.528.4
Display
76.680.2
Battery
29.026.6
Build
73.071.8
Connectivity
56.752.2
Audio
8.98.9
Overall
51.047.8
Summary
- The Oppo A91 features a slightly larger 6.4-inch AMOLED display with a resolution of 1080 x 2400 pixels, while the Tecno Phantom 9 has a 6.39-inch AMOLED display at 1080 x 2340 pixels.
- In terms of performance, the A91 is powered by the Mediatek Helio P70 chipset, offering better processing capabilities compared to the Phantom 9's Helio P35.
- The A91's rear camera setup includes a 48 MP main sensor, significantly outperforming the Phantom 9's 16 MP primary camera, although the latter has a higher 32 MP selfie camera.
- Battery capacity is higher in the A91 at 4025 mAh, compared to the Phantom 9's 3500 mAh, and it supports 20W charging, while the Phantom 9 lacks fast charging.
- Both devices run on Android 9.0, but the A91 is upgradable to Android 11, providing a more updated software experience.
- Build quality is comparable, with both featuring Gorilla Glass, though the A91 uses Gorilla Glass 5, offering better durability than the Phantom 9's Gorilla Glass 3.
Side-by-side Specification Comparison
Oppo A91
Tecno Phantom 9
General
Release Date
2019
2019
Announced
2019, December 20
2019
Description
Versions: CPH2001, CPH2021 (International); PCPM00 (China)
N/A
Display
Size
6.4"
6.39"
Type
AMOLED, 430 nits (typ)
AMOLED
Resolution
1080 x 2400 pixels, 20:9 ratio (~408 ppi density)
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
PPI
1080
1080
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
Corning Gorilla Glass 5
Corning Gorilla Glass 3
Performance
Chipset
Mediatek MT6771V Helio P70 (12 nm)
Mediatek MT6765 Helio P35 (12 nm)
CPU
Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
Mali-G72 MP3
PowerVR GE8320
Memory
128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
128GB 6GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
microSDXC (dedicated slot)
Camera
Main Camera
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm2 MP B/W, f/2.4, 1/5.0", 1.75µm2 MP, f/2.4, (depth)
16 MP, f/1.8, PDAF8 MP, f/2.4, 13mm (ultrawide)2 MP, f/2.8, (depth)
Main Camera Features
LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Front Camera Features
HDR
HDR
Video Recording
1080p@30fps, gyro-EIS
1080p@30fps
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
4025 mAh
3500 mAh
Battery Details
Li-Po 4025 mAh, non-removable
Li-Ion 3500 mAh, non-removable
Charging Details
20W wired, 50% in 30 min
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
160.2 x 73.3 x 7.9 mm (6.31 x 2.89 x 0.31 in)
158.5 x 75.3 x 7.9 mm (6.24 x 2.96 x 0.31 in)
Weight
172 g
164.4 g
Materials
Glass front (Gorilla Glass 5), plastic back, plastic frame
Glass front (Gorilla Glass 3), plastic back, plastic frame
Colors
Lightening Black, Unicorn White, Blazing Blue, Red
Lapland Aurora
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / CDMA / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA, LTE
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
4.2, A2DP, LE
5.0, A2DP, LE
NFC
✗
✗
USB
USB Type-C 2.0, OTG
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, BDS
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 9.0 (Pie), upgradable to Android 11, ColorOS 11
Android 9.0 (Pie)
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

