CMF Phone (2) vs Vivo Y51A 2021
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Overview
| Specs Score | 73 / 100 | 79 / 100 Better Specs |
| Display Resolution | 1080 x 2400 pixels | 1080 x 2408 pixels Better Resolution |
| RAM | 6 GB | 8 GB More RAM |
| CPU Clock Speed | 2 GHz Faster Clock Speed | |
| Front Camera | 32 MP Better Front Camera Resolution | 16 MP |
| Weight | 188 g Lighter | |
| Thickness | 8.4 mm Slimmer | |
| Unique Features | 5G No No Reverse Charging | No 3.5mm Audio Jack FM Radio No |
General
| Model | Phone 2 | Y51A 2021 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 8, 2025 (Expceted) |
Design
| Dimensions | 75.3 x 163.9 x 8.4 mm | |
| Weight | 188 g | |
| Bezel less | Yes |
Display
| Type | Color Super AMOLED LTPS (16M Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes |
| Size | 6.3 inches, 1080 x 2400 pixels, 120 Hz | 6.58 inches, 1080 x 2408 pixels |
| Aspect Ratio | 20:9 | 21:9 |
| PPI | ~ 418 PPI | ~ 415 PPI |
| Screen to Body Ratio | ~ 85.8% | ~ 82.2% |
| Features | 2500 nits Peak Brightness, 1000 nits Typical Brightness, Ultra HDR+, 1000000:1 Contrast Ratio, 2160 Hz PWM Frequency, HDR10+ | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot), upto 1.02 TB | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1, n3, n5, n8, n28, n38, n40, n41, n77, n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11 a/b/g/n/ac /ax (Wi-Fi 6), 2.4 GHz / 5 GHz dual-band, MU-MIMO | |
| Bluetooth | Yes, v5.4, A2DP, BLE | Yes, v5.0, A2DP, LE |
| 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 dual-band A-GPS (L1), GLONASS (G1), BEIDOU (B1I), GALILEO (E1), QZSS (L1) | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | E-Compass, Gyroscope, Accelerometer, Ambient Light Sensor, Proximity Sensor | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Entity Gyroscope |
| 3.5mm Headphone Jack | No | Yes |
| Splash Resistant | Yes | |
| IP Rating | IP52 | |
| Dust Resistant | Yes |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 50 MP ƒ/2.4 (Ultra Wide) | 48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro |
| Auto Focus | Yes | Yes |
| Features | Night Mode, Live Photo, Portrait Mode (1X, 2X), Action Mode, HDR Video, Slo-Motion, Lenticular, Advanced HDR, Beauty, 50MP Ultra HD, Expert Mode, Timelapse, Panorama, Natural Mode/Vivid Mode | Portrait, Photo, Video, Pano, Live Photo, Slo-Mo, Time-Lapse, Pro, DOC, Super Night Mode |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 16 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v11 |
| Custom UI | Nothing OS 3 | |
| Chipset | Mediatek Dimensity 7400 | Qualcomm Snapdragon 662 |
| CPU | Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver | |
| GPU | Mali-G77 MC9 | Adreno 610 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
Multimedia
| Supports | JPEG, PNG, BMP, GIF, WEB, HEIF, HEIC, DNG | |
| Yes | Yes | |
| Music | Playback (MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, AC3, EAC3, EAC3-JOC, AC4), Recording (WAV, AAC, AMR) | Yes |
| Video | MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM), Recording (MP4 | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W Fast Charging | Yes, 18W Fast Charging |
| Reverse Charging | Yes, 5W |
Discuss
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