Google Pixel 7a vs realme C51

At a glance

Brand: Google; realme
Release date: May 2023, 3 years ago; July 2023, 2 years 10 months ago
AnTuTu: 789.982 Antutu v10 Overall performance better than 80% of devices; 220.000 Antutu v9 Overall performance better than 56% of devices

Size: 6.1"; 6.74"
Resolution: 1080 x 2400 px FHD+; 720 x 1600 px HD+
Type: Oled Samsung; LCD IPS
Density: 431 ppi Very high density; 262 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 90 Hz, Always-On Display, HDR10+, DCI-P3, Scratch resistant, Corning Gorilla Glass 3, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; 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: Google Tensor G2; Unisoc Tiger T612 / T7225
CPU: 2x 2.85 GHz Cortex X1, 2x 2.35 GHz Cortex A76, 4x 1.8 GHz Cortex A55; 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: 2.85 GHz; 1.8 GHz
GPU: Mali-G710; Mali-G57 MP1
RAM: 8 GB; 4 GB
RAM type: RAM LPDDR5; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 64 Mpx; 50 Mpx
Aperture: ƒ/ 1.89; ƒ/ 1.8
Sensor: Sony IMX787; Samsung S5KJN1
Pixel size: 0.70 µm; 0.64 µm
Sensor size: 1/1.72"; 1/2.76"
Flash: Dual LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 240 fps; No, 30 fps
Features: 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Manual focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode; 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

Capacity: 4385 mAh; 5000 mAh
Type: Li-Polymer; Li-Polymer
Fast charge: Yes , 20.0W; Yes , 33.0W
Wireless charging: No charger in box, Wireless charge 18W, Reverse wireless charge; —
Features: Wireless charging, Non-removable; Non-removable

Dimensions: 72.9 mm 152.4 mm 9.0 mm Print 3D Model; 76.7 mm 167.2 mm 8.0 mm Print 3D Model
Weight: 193 g; 186 g
Materials: Aluminium alloy; Plastic
Colors: White Gray Orange Cyan; Black Green
Water/dust resistance: IP67; —
Usable surface: 80 %; 84 %

Operating system: Android 15 Android 15; Android 13 Tiramisu Android 13
Updates: OS updates: 5 years, Security updates: 5 years; OS updates: 1 years, Security updates: 2 years
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + eSIM); 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) , WiFi 6E; 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, GLONASS (L1); GPS, A-GPS, GLONASS, Galileo

5G: n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n30 (2300), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n75 (1500), n76 (1500), n77 (3700), n78 (3500), n79 (4700); —
4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B21 (1500), B25 (1900+), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), 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), B6 (800), B8 (900), 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
Barometer: Yes; —
Cooling system: Yes; No
Audio: Noise cancellation microphone, Stereo Speakers; Noise cancellation microphone