Realme C75x vs Realme C51
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Overview
| Specs Score | 65 / 100 | 68 / 100 Better Specs |
| Display Resolution | 720 x 1604 pixels Better Resolution | 720 x 1600 pixels |
| RAM | 6 GB More RAM | 4 GB |
| Storage | 128 GB More Storage | 64 GB |
| CPU Clock Speed | 1.8 GHz Faster Clock Speed | |
| Front Camera | 8 MP Better Front Camera Resolution | 5 MP |
| Weight | 186 g Lighter | |
| Thickness | 7.99 mm Slimmer | |
| Unique Features | No Water Resistant | 3.5mm Audio Jack No |
General
| Country of Origin | India | |
| Model | C51 | |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 18, 2025 (Expected) | September 04, 2023 |
Design
| Dimensions | 76.67 x 167.16 x 7.99 mm | |
| Weight | 186 g | |
| Bezel less | No | |
| Colors | Jewel Red, Crystal Black, Golden Glow | Carbon Black, Mint Green |
Display
| Type | Color IPS Screen (16.7M) | Color IPS Screen (16.7M) |
| Touch | Yes | Yes, 180 Hz Touch Sampling Rate |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.74 inches, 720 x 1600 pixels, 90 Hz |
| Aspect Ratio | 20:9 | 20.1:9 |
| PPI | ~ 264 PPI | ~ 262 PPI |
| Screen to Body Ratio | ~ 89.97% | ~ 90.3% |
| Features | Brightness: 500 Nits (Typical) | 625 Nits (HBM), Pixel Arrangement: RGB, Relative Humidity: 5% to 95% (Non-Condensing), Dimming Mode: DC Dimming, Supports Eye Comfort, Supports Dark Mode | Brightness: 560 nit, Color Saturation: 96% NTSC, Sunlight Screen Support, Screen Contrast: 1500:1, |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 6 GB | 4 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 64 GB |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 2 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 802.11 a/b/g/n/ac | IEEE 802.11 a/b/g/n/ac (WiFi 4, WiFi 5) (2.4 GHz | 5 GHz) |
| Bluetooth | Yes, v5.3, Support SBC, AAC, APTX, APTX-HD, LDAC, LHDC | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
Extra
| GPS | Yes, with Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1),QZSS(L1) | with AGPS, BEIDOU, GALILEO |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic , Light, Proximity, Acceleration, Flicker Sensor | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro Meter (Soft Gyroscope), Acceleration Sensor |
| 3.5mm Headphone Jack | Yes | |
| Water Resistance | Yes | No |
| Dust Resistant | Yes | |
| Extra Features | Mini Capsule, Press to Answer Calls, Wake Up Voice Assistant, Switch The Music, Night Shield Google Lens, Data Backup, Office Tools, World Time |
Camera
| Rear Camera | 50 MP (Wide Angle) 2 MP (Depth Sensor) | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP ƒ/3 Black and White |
| Auto Focus | Yes | Yes |
| Features | 50MP Mode, Video, Night Mode, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, AI Scene Recognition, Filter, Slow Motion | |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP (Wide Angle) Punch Hole, Screen Flash | 5 MP ƒ/2 (Wide Angle) Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 720p @ 30 fps HD, 480p |
Technical
| OS | Android v15 | Android v13 |
| Custom UI | Realme UI 6 | Realme UI T-edition |
| Chipset | Unisoc T612 | |
| CPU | Octa Core Processor | 1.8 GHz, Octa Core Processor |
| GPU | Mali-G57 | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV |
| FM Radio | No | No |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5180 mAh | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 33W |
| Reverse Charging | Yes | Yes |
Discuss
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