Oppo A18 vs Oppo F31 Pro

At a glance

Brand: Oppo; Oppo
Release date: September 2023, 2 years 8 months ago; September 2025, 8 months ago
AnTuTu: 225.154 Antutu v10 Overall performance better than 56% of devices; 717.999 Antutu v10 Overall performance better than 78% of devices

Size: 6.56"; 6.57"
Resolution: 720 x 1612 px HD+; 1080 x 2372 px FHD+
Type: LCD IPS; AMOLED
Density: 269 ppi Medium Density; 264 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 90 Hz, Brightnes 400 cd/m² (typ), Max brightness HBM - 720 cd/m², DCI-P3, sRGB standard, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 600 cd/m² (typ), Peak brightness - 1000 cd/m², Max brightness HBM - 1400 cd/m², HDR10, DCI-P3, Full sRGB standard, 2.5D curved glass screen, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Helio G85 (MT6769V/CZ); MediaTek Dimensity 7300
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz; 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 4 nm
Frequency: 2 GHz; 2.5 GHz
GPU: Arm Mali-G52 MC2 950MHz; Arm Mali-G615 MC2
RAM: 4 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 8 Mpx; 50 Mpx
Aperture: ƒ/ 2.0; ƒ/ 1.8
Flash: LED; LED
Optical stabilization: No; Yes
Slow motion: Yes, 120 fps; Yes, 120 fps
Features: Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW; Flicker sensor, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Contrast detection autofocus (CDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 75.0 mm 163.7 mm 8.2 mm Print 3D Model; 75.0 mm 158.2 mm 8.0 mm Print 3D Model
Weight: 188 g; 190 g
Materials: Plastic; Plastic
Colors: Black Cyan; Gold Gray
Water/dust resistance: IP52; IP68, IP69 , MIL-STD-810H
Usable surface: 84 %; 84 %

Operating system: Android 13 Tiramisu ColorOS 13 (Android 13); Android 16 ColorOS 16 (Android 16)
Updates: OS updates: 1 years, Security updates: 3 years; —
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.3 LELow energy consumption; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, BeiDou (B1)

4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500); B3 (1800), B5 (850), B8 (900), B19 (800), B28b (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)