How we scoreBlogAdvertise
android.gsdevices · specs · comparisons
  1. android.gs
  2. Compare
  3. G91 Pro vs A77

BLU G91 Pro vs OPPO A77

What G91 Pro does better (9) and where A77 wins (12) — every spec side by side.

BLU G91 Pro
BLU · 2021G91 Pro
5.4Score
9 advantages≈ $160
vs
OPPO A77
OPPO · 2022A77
6.5Score
12 advantages≈ $160
Higher score
4.7Display4.5
6.5Camera3.9
5.7Battery6.0
2.4Features8.1
Dimensions

Size comparison

G91 ProA77
76.9 × 165.28.975.1 × 163.88
G91 ProA77Difference
Height165.2 mm163.8 mm+1.4 mm
Width76.9 mm75.1 mm+1.8 mm
Thickness8.9 mm8 mm+0.9 mm
Weight201 g190 g+11 g

Drawn to the same scale from the official dimensions (front and side).

Why is G91 Pro better than A77?

  1. Wireless chargingYes · A77: No
  2. Pixel density393 ppi vs 269 ppi+46%
  3. Storage (base)128 GB vs 64 GB2×
  4. Rear cameras2 vs 12×
  5. Ultra-wide cameraYes · A77: No
  6. Max video4K vs 1080p
  7. Selfie camera16 MP vs 8 MP2×
  8. Screen size6.7″ vs 6.6″+2%
  9. Resolution (width)1,080 px vs 720 px+50%

Why is A77 better than G91 Pro?

  1. Refresh rate60 Hz vs 90 Hz+50%
  2. 5GNo · G91 Pro: Yes
  3. NFCNo · G91 Pro: Yes
  4. Stereo speakersNo · G91 Pro: Yes
  5. Wired charging30 W vs 33 W+10%
  6. Process12 nm vs 6 nm2×
  7. CPU frequency2 GHz vs 2.4 GHz+20%
  8. Weight201 g vs 190 g+6%
  9. Bluetooth4.1 vs 5.3+29%
  10. Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
  11. Thickness8.9 mm vs 8 mm+11%
  12. Main camera aperturef/1.8 vs f/1.7+6%
Specifications

Side by side

BLU G91 ProBLU G91 Pro≈ $1605.4
OPPO A77OPPO A77≈ $1606.5
Design
Weight201 g190 g
Thickness8.9 mm8 mm
Height165.2 mm163.8 mm
Width76.9 mm75.1 mm
Frame—Plastic
Back—Plastic
ColoursGraphite, MoonstoneOcean Blue, Midnight Black
Display
Screen size6.7″6.6″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)1,080 px720 px
Resolution (height)2,400 px1,612 px
Pixel density393 ppi269 ppi
Refresh rate60 Hz90 Hz
Peak brightness—600 nits
Screen-to-body ratio85.3%84%
Performance
ChipsetMediatek MT6785 Helio G90Mediatek Dimensity 810
Chip makerMediaTekMediaTek
Process12 nm6 nm
CPU cores88
CPU frequency2 GHz2.4 GHz
GPUMali-G76 MC4Mali-G57 MC2
Memory
RAM6 GB6 GB
Storage (max)128 GB128 GB
Storage (base)128 GB64 GB
Storage type—UFS 2.2
Memory card slotYesYes
Camera
Main camera48 MP48 MP
Main camera aperturef/1.8f/1.7
Main sensor size1/2.0"—
Rear cameras21
Optical stabilisationNoNo
Ultra-wide cameraYesNo
Telephoto cameraNoNo
Max video4K1080p
4K video frame rate30 fps—
Selfie camera16 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity5,000 mAh5,000 mAh
Battery typeLi-PoLi-Po
Wired charging30 W33 W
Charged in 30 min—53%
Wireless chargingYesNo
Wireless charging power10 W—
Connectivity
5GNoYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 4Wi-Fi 5
Bluetooth4.15.3
NFCNoYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Satellite navigation—GLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersNoYes
3.5 mm headphone jackYesYes
Fingerprint sensorRearSide
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Software
OS at launchAndroid 11Android 12
PlatformAndroidAndroid
Interface—ColorOS 14
To compare: 0up to 4 models
Compare