coolpad Cool 20 vs realme C51

At a glance

Brand: Coolpad; realme
Release date: May 2021, 5 years ago; July 2023, 2 years 10 months ago
AnTuTu: 200.500 Antutu v8 Overall performance better than 55% of devices; 220.000 Antutu v9 Overall performance better than 56% of devices

Size: 6.52"; 6.74"
Resolution: 720 x 1600 px HD+; 720 x 1600 px HD+
Type: LCD IPS; LCD IPS
Density: 269 ppi Medium Density; 262 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, 2.5D curved glass screen, Capacitive, Multi-touch; Water Drop Notch, Refresh rate 90 Hz, Touch sampling rate 180 Hz, 560 cd/m² maximum brightness, 1500:1 contrast ratio, Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Helio G80 (MT6769T); Unisoc Tiger T612 / T7225
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz; 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 12 nm
Frequency: 2 GHz; 1.8 GHz
GPU: ARM Mali-G52 2EEMC2; Mali-G57 MP1
RAM: 4 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 48 Mpx; 50 Mpx
Aperture: ƒ/ 1.79; ƒ/ 1.8
Sensor: Samsung S5KGM1; Samsung S5KJN1
Pixel size: 0.80 µm; 0.64 µm
Sensor size: 1/2"; 1/2.76"
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, Dual 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; 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

Dimensions: 75.7 mm 164.3 mm 8.7 mm Print 3D Model; 76.7 mm 167.2 mm 8.0 mm Print 3D Model
Weight: 199 g; 186 g
Materials: Plastic , Splash resistant design; Plastic
Colors: Black White Blue; Black Green
Usable surface: 82 %; 84 %

Operating system: Android 11 Red Velvet Cake CoolOS (Android 11); Android 13 Tiramisu Android 13
Google services: Without Google Mobile services; With Google Mobile Services
Updates: —; OS updates: 1 years, Security updates: 2 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0 LELow energy consumption; Bluetooth 5.0 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), 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
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
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, Galileo

4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B5 (850), B8 (900), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)