OPPO F21 vs Vivo Y400 5G
Quick Comparison
Vivo Y400 5G has better RAM than OPPO F21. Vivo Y400 5G has more internal memory than OPPO F21
| Name | OPPO F21 | Vivo Y400 5G |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.41 in | 6.67 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 5000 mAh | 6000 mAh |
| Camera | 48 MP + 8 MP + 2 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 17990 | Rs. 25999 |
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Detailed Comparison
Price And Launch
The cost of OPPO F21 is Rs. 17990. The launch Date of the second phone is August 04, 2025. The cost of Vivo Y400 5G is Rs. 25999.
Display comparison
OPPO F21 has screen size of 6.41 inches which falls short to Vivo Y400 5G's 6.67 inch screen. Both the phones have AMOLED Screen Type. OPPO's phone has display density of 411 PPI & Vivo'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 ~ 91.96% than OPPO's phone ~ 90.8%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Vivo Y400 5G's larger 8 GB RAM is better for playing games and all with respect to OPPO F21's lower 6 GB RAM. Vivo Y400 5G has more Internal Memory (128 GB) than OPPO F21 (64 GB).
Camera comparison
Vivo Y400 5G's 50 MP + 2 MP Dual Rear Camera outclasses OPPO F21's 48 MP + 8 MP + 2 MP Triple Rear Camera in terms of resolution. Vivo Y400 5G will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to OPPO F21's 16 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 15 version.
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Full Comparison
| Name | OPPO F21 | Vivo Y400 5G |
| General | ||
| Model | F21 | V2506 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 0.99 W/kg (Head) 0.8 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | August 04, 2025 | |
| In The Box | Handset, Quick Start Guide, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (Applied), Warranty Card | |
| Design | ||
| Dimensions | 73.8 x 160.3 x 8 mm | 75.31 x 162.29 x 7.9 mm |
| Weight | 175 g | 197 g |
| Bezel less | No | |
| Colors | Olive Green | Glam White | |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.41 inches, 1080 x 2400 pixels | 6.67 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 411 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 90.8% | ~ 91.96% |
| Brightness | Local Peak Brightness: 1800 nits, Brightness HBM: 1200 nits | |
| Features | Color Gamut: P3 Wide Color Gamut | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 64 GB | 128 GB |
| Storage Type | UFS 2.1 | |
| Card Slot | Yes, upto 256 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz / 5 GHz | |
| Bluetooth | Yes, v5.1, A2DP, LE, aptX HD | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | GPS, BeiDou, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-Compass, Gyroscope, Ordinary Motor |
| 3.5mm Headphone Jack | Yes | |
| AI Features | AI Transcript, AI Note Assist, Circle to Search | |
| Water Resistance | Yes | |
| IP Rating | IP68&69 | |
| Dust Resistant | Yes | |
| Extra Features | Hi-Res Audio Certification | |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.7 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro | 50 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Macro) Macro |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | Night, Portrait, Photo, Video, 50 MP, Pano, Documents, Slo-mo, Time-lapse, Pro, Dual View, Live Photo, Underwater Photography |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 32 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p |
| Technical | ||
| OS | Android v11 | Android v15 |
| Custom UI | Funtouch OS 15 | |
| Chipset | Qualcomm Snapdragon 665 | Qualcomm Snapdragon 4 Gen2 |
| CPU | 2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz |
| GPU | Adreno 610 | Adreno |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | AAC, WAV, MP3, MP2, MP1, MIDI, Vorbis, APE, FLAC, OPUS |
| Video | Yes | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 6000 mAh, Li-ion Battery |
| Fast Charging | Yes, 18W Fast Charging | Yes, 90W Fast Charging |