CMF Phone 1 (8GB RAM + 128GB) vs Vivo S21
Quick Comparison
Both CMF Phone 1 (8GB RAM + 128GB) and Vivo S21 comes with same RAM. In terms of display resolution, Vivo S21 has better resolution of 2800 x 1260 than CMF Phone 1 (8GB RAM + 128GB) which has resolution of 2400 x 1080. Vivo S21 has more internal memory than CMF Phone 1 (8GB RAM + 128GB)
| Name | CMF Phone 1 (8GB RAM + 128GB) | Vivo S21 |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.67 in | 6.78 in |
| Internal Memory | 128 GB | 256 GB |
| Battery | 5000 mAh | 6700 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 50 MP Dual |
| Price | Rs. 14360 | Rs. 29990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July 8, 2024. The cost of CMF Phone 1 (8GB RAM + 128GB) is Rs. 14360. The launch Date of the second phone is expected to be November 28, 2025 (Expected). The cost of Vivo S21 is Rs. 29990.
Display comparison
CMF Phone 1 (8GB RAM + 128GB) has screen size of 6.67 inches which falls short to Vivo S21's 6.78 inch screen. CMF Phone 1 (8GB RAM + 128GB) has Screen type where as Vivo S21 has AMOLED Screen type. Vivo's phone has display density of 453 PPI & CMF's phone has only 395 PPI display density. In terms of screen to body ratio, Vivo's phone has better screen to body ratio of ~ 90.2% than CMF's phone ~ 85.8%. Both phones have same aspect ratio of 20:9.
Memory comparison
Both mobiles come with 8 GB RAM Vivo S21 has more Internal Memory (256 GB) than CMF Phone 1 (8GB RAM + 128GB) (128 GB).
Camera comparison
CMF Phone 1 (8GB RAM + 128GB) has 50 MP + 2 MP Dual Rear Camera in comparison to Vivo S21's 50 MP + 50 MP Dual Rear Camera. Vivo S21 will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to CMF Phone 1 (8GB RAM + 128GB)'s 16 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | CMF Phone 1 (8GB RAM + 128GB) | Vivo S21 |
| General | ||
| Model | Phone 1 | S21 |
| 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 | July 8, 2024 | November 28, 2025 (Expected) |
| In The Box | CMF Phone 1, CMF Cable (USB-C to USB-C), Safety information and warranty card, Screen Protector (pre-applied), SIM tray ejector | |
| Design | ||
| Dimensions | 77.5 x 163.6 x 8.2 mm | |
| Weight | 197 g | |
| Bezel less | Yes | Yes |
| Display | ||
| Type | Color Super AMOLED LTPS (16M Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.78 inches, 1260 x 2800 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 395 PPI | ~ 453 PPI |
| Screen to Body Ratio | ~ 85.8% | ~ 90.2% |
| Features | 2000 nits Peak Brightness, 700 nits Typical Brightness, Ultra HDR+, 1000000:1 Contrast Ratio, 960 Hz PWM Frequency, HDR10+ | 5000 nits (peak) |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 256 GB |
| Card Slot | Yes, (Hybrid Slot), upto 2 TB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1, n3, n5, n8, n28, n38, n40, n41, n77, n78 | n1/n3/n5/n8/n28A/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 | Wi-Fi 7 |
| Bluetooth | Yes, v5.3, A2DP, BLE | Yes, v6.0, A2DP, LE, aptX HD |
| 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 |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with dual-band A-GPS (L1), GLONASS (G1), BEIDOU (B1I), GALILEO (E1), QZSS (L1) | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | E-Compass, Gyroscope, Accelerometer, Ambient Light Sensor, Proximity Sensor | Accelerometer, Gyro, proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP52 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Interchangeable Back Cover, 2 Years of Android Updates, 3 Years of Security Updates, Accessory Point with Removable Cover | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) | 50 MP ƒ/1.9 (Wide Angle) 50 MP ƒ/2.2 (Ultra Wide) |
| Camera Sensor | IMX882 | |
| OIS | Yes | |
| 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 | HDR |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 50 MP ƒ/2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K, 1080p |
| Technical | ||
| OS | Android v14 | Android v15 |
| Custom UI | Nothing OS 2.6 | OriginOS 6 |
| Chipset | Mediatek Dimensity 7300 | |
| CPU | 2.5 GHz, Octa Core Processor | Octa Core Processor |
| Core Details | 4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | |
| GPU | Mali-G615 MC2 | |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| 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 | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 6700 mAh, SI/C |
| Fast Charging | Yes, 33W Fast Charging | Yes, 100W Fast Charging |
| Reverse Charging | Yes, 5W | Yes |
| Talk Time | 43 hours | |
| Music Playback Time | 45 hours | |