Vivo Y400 5G (8GB RAM + 256GB) has better RAM than Vivo Y21A. In terms of display resolution, Vivo Y400 5G (8GB RAM + 256GB) has better resolution of 2400 x 1080 than Vivo Y21A which has resolution of 1600 x 720. Vivo Y400 5G (8GB RAM + 256GB) has more internal memory than Vivo Y21A
| Name | Vivo Y21A | Vivo Y400 5G (8GB RAM + 256GB) |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.51 in | 6.67 in |
| Internal Memory | 64 GB | 256 GB |
| Battery | 5000 mAh | 6000 mAh |
| Camera | 13 MP + 2 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 11499 | Rs. 24999 |
The launch Date of the first phone is January 22, 2022. The cost of Vivo Y21A is Rs. 11499. The launch Date of the second phone is August 04, 2025. The cost of Vivo Y400 5G (8GB RAM + 256GB) is Rs. 24999.
Vivo Y21A has screen size of 6.51 inches which falls short to Vivo Y400 5G (8GB RAM + 256GB)'s 6.67 inch screen. Vivo Y21A has IPS LCD Screen type where as Vivo Y400 5G (8GB RAM + 256GB) has AMOLED Screen type. Vivo Y400 5G (8GB RAM + 256GB) has display density of 395 PPI & Vivo Y21A has only 270 PPI display density. In terms of screen to body ratio, Vivo Y400 5G (8GB RAM + 256GB) has better screen to body ratio of ~ 91.96% than Vivo Y21A's ~ 81.8%. Both mobiles have same aspect ratio of 20:9.
Vivo Y400 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to Vivo Y21A's lower 4 GB RAM. Vivo Y400 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Vivo Y21A (64 GB).
Vivo Y400 5G (8GB RAM + 256GB)'s 50 MP + 2 MP Dual Rear Camera outshines Vivo Y21A's 13 MP + 2 MP Dual Rear Camera in terms of resolution. Vivo Y400 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Vivo Y21A's 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 11.1 and the second one on 15 version.
| Name | Vivo Y21A | Vivo Y400 5G (8GB RAM + 256GB) |
| General | ||
| Model | Y21A | 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 | January 22, 2022 | August 04, 2025 |
| In The Box | Handset, Quick Start Guide, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (Applied), Warranty Card | |
| Design | ||
| Dimensions | 76.1 x 164.3 x 8 mm | 75.31 x 162.29 x 7.9 mm |
| Weight | 182 g | 197 g |
| Bezel less | No | |
| Colors | Olive Green | Glam White | |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.51 inches, 720 x 1600 pixels | 6.67 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 270 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 81.8% | ~ 91.96% |
| Brightness | Local Peak Brightness: 1800 nits, Brightness HBM: 1200 nits | |
| Features | HD+, Eye Protection Mode | Color Gamut: P3 Wide Color Gamut |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 1 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 64 GB | 256 GB |
| Card Slot | 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/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, v5.0, A2DP, LE | 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 | with A-GPS, GLONASS, GALILEO, BDS | GPS, BeiDou, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity, E-compass, Gyroscope | 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 | 13 MP ƒ/2.2 2 MP ƒ/2.4 | 50 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Macro) Macro |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Photo, Portrait (basic), Video, Pano, Live Photo, Time-Lapse, Pro, DOC | Night, Portrait, Photo, Video, 50 MP, Pano, Documents, Slo-mo, Time-lapse, Pro, Dual View, Live Photo, Underwater Photography |
| Video Recording | 1080p | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 | 32 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p | 1080p |
| Technical | ||
| OS | Android v11.1 | Android v15 |
| Custom UI | Funtouch OS 15 | |
| Chipset | Mediatek Helio P22 | Qualcomm Snapdragon 4 Gen2 |
| CPU | 2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x2.4 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53 | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz |
| GPU | IMG PowerVR GE8320 | Adreno |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | AAC, WAV, MP3, MP2, MP1, MIDI, Vorbis, APE, FLAC, OPUS |
| Video | MP4, 3GP, MKV, FLV、AVI | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | Yes | 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 |