blu G91 Max vs Oppo A77 4G

At a glance

Brand: BLU; Oppo
Release date: February 2022, 4 years 3 months ago; August 2023, 2 years 9 months ago
AnTuTu: 407.531 Antutu v10 Overall performance better than 66% of devices; 122.000 Antutu v9 Overall performance better than 53% of devices

Size: 6.8"; 6.5"
Resolution: 1080 x 2460 px FHD+; 720 x 1612 px HD+
Type: LCD IPS; LCD IPS
Density: 395 ppi High Density; 272 ppi Medium Density
Aspect ratio: 21:9; 20:9
Features: Hole-punch Notch, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Brightnes 480 cd/m² (typ), Max brightness HBM - 600 cd/m², DCI-P3, sRGB standard, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Resolution: 108 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, Quadruple camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode; Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 5000 mAh; 5000 mAh
Type: Li-Polymer; Li-Polymer
Fast charge: Yes , 18.0W; Yes , 33.0W
Features: Wireless charging, Magnetic Wireless charging, Non-removable; Non-removable

Dimensions: 77.0 mm 168.6 mm 8.9 mm Print 3D Model; 75.0 mm 163.7 mm 8.0 mm Print 3D Model
Weight: 213 g; 187 g
Materials: Plastic; Plastic
Usable surface: 84 %; 82 %
Colors: —; Black Blue
Water/dust resistance: —; IPX4 , IP5X

Operating system: Android 11 Red Velvet Cake Android 11; Android 12 Snow Cone ColorOS 12.1 (Android 12)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 1 years, Security updates: 3 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.1; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct
USB: USB Type-C; —
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

4G LTE: B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B12 (700), B13 (700), B17 (700), B28a (700), B38 (TDD 2600); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B18 (800), B19 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B41 (TDD 2500), B66 (1700/2100)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)