OnePlus 9 Pro vs realme C51

At a glance

Brand: OnePlus; realme
Release date: March 2021, 5 years 3 months ago; July 2023, 2 years 11 months ago
AnTuTu: 877.600 Antutu v10 Overall performance better than 83% of devices; 220.000 Antutu v9 Overall performance better than 56% of devices

Size: 6.7"; 6.74"
Resolution: 1440 x 3216 px WQHD+; 720 x 1600 px HD+
Type: AMOLED; LCD IPS
Density: 525 ppi Very high density; 262 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 120 Hz, Variable refresh rate 1 Hz, Touch sampling rate 240 Hz, Peak brightness - 1300 cd/m², Always-On Display, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Full sRGB standard, 10 Bits panel, MEMC, Scratch resistant, Dual Edge display, Corning Gorilla Glass 5, 3D curved glass screen, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide); 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: Qualcomm Snapdragon 888; Unisoc Tiger T612 / T7225
CPU: 1x Cortex X1 2.84GHz + 3x Cortex A78 2.42GHz + 4x Cortex A55 1.8GHz; 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
CPU type: Octa-Core; Octa-Core
Process: 5 nm; 12 nm
Frequency: 2.84 GHz; 1.8 GHz
GPU: Adreno 660; Mali-G57 MP1
RAM: 8 GB; 4 GB
RAM type: RAM LPDDR5; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 48 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Sensor: Sony IMX789; Samsung S5KJN1
Pixel size: 1.12 µm; 0.64 µm
Sensor size: 1/1.43"; 1/2.76"
Flash: Dual LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 480 fps; No, 30 fps
Features: 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Contrast detection autofocus (CDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode, RAW 12 bits; 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: 73.6 mm 163.2 mm 8.7 mm Print 3D Model; 76.7 mm 167.2 mm 8.0 mm Print 3D Model
Weight: 197 g; 186 g
Materials: Aluminium alloy , Glass; Plastic
Colors: Black Silver Green; Black Green
Water/dust resistance: IP68; —
Usable surface: 89 %; 84 %

Operating system: Android 14 Upside-down cake Android 14; Android 13 Tiramisu Android 13
Google services: With 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 5.2 LELow energy consumption; Bluetooth 5.0 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; 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, WiFi 6 (802.11ax); 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, Wi-Fi MiMO; 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, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a); GPS, A-GPS, GLONASS, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B8 (900), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900), B9 (1800 Japan), B19 (800); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, in screen; Yes, on the side
Accelerometer: Yes; Yes
Gyroscope: Yes; —
Proximity: Yes; Yes
Light sensor: Yes; Yes
Cooling system: Yes; No
Audio: Dolby Atmos, Noise cancellation microphone, Stereo Speakers, 3 microphones; Noise cancellation microphone