Vivo Y400 5G has better RAM than Vivo S2. In terms of display resolution, Vivo S2 has better resolution of 2408 x 1080 than Vivo Y400 5G which has resolution of 2400 x 1080. Both have the same amount of internal memory.
| Name | Vivo Y400 5G | Vivo S2 |
| RAM | 8 GB | 6 GB |
|---|---|---|
| Display | 6.67 in | 6.72 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 7050 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 25999 | Rs. 27990 |
The launch Date of the first phone is August 04, 2025. The cost of Vivo Y400 5G is Rs. 25999. The launch Date of the second phone is expected to be September 05, 2026 (Expected). The Expected cost of Vivo S2 is Rs. 27990.
Vivo S2 has larger screen size of 6.72 inches in comparison to Vivo Y400 5G's 6.67 inch screen. Vivo Y400 5G has AMOLED Screen type where as Vivo S2 has LCD Screen type. Vivo Y400 5G has display density of 395 PPI & Vivo S2 has only 393 PPI display density. In terms of screen to body ratio, Vivo Y400 5G has better screen to body ratio of ~ 91.96% than Vivo S2's ~ 83%. Both mobiles have same aspect ratio of 20:9.
Vivo Y400 5G's larger 8 GB RAM is better for playing games and all with respect to Vivo S2's lower 6 GB RAM. and both have same Internal Memory of 128 GB.
Vivo Y400 5G has 50 MP + 2 MP Dual Rear Camera in comparison to Vivo S2's 50 MP + 2 MP Dual Rear Camera. 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 Vivo S2's 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 16 version.
| Name | Vivo Y400 5G | Vivo S2 |
| General | ||
| Model | V2506 | |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | 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) | 0.99 W/kg (Head) 0.94 W/kg (Body) |
| Device Type | Smartphone | Smartphone |
| Release Date | August 04, 2025 | September 05, 2026 (Expected) |
| In The Box | Handset, Quick Start Guide, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (Applied), Warranty Card | \ |
| Design | ||
| Dimensions | 75.31 x 162.29 x 7.9 mm | |
| Weight | 197 g | |
| Bezel less | No | No |
| Colors | Olive Green | Glam White | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color LCD Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.72 inches, 1080 x 2408 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 395 PPI | ~ 393 PPI |
| Screen to Body Ratio | ~ 91.96% | ~ 83% |
| 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 | 8 GB | 6 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | Upto 6 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz / 5 GHz | Supports (2.4 GHz | 5.0 GHz), WiFi 6 |
| Bluetooth | Yes, v5.4 | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | |
| Extra | ||
| GPS | GPS, BeiDou, GLONASS, Galileo, QZSS | GPS, BEIDOU, GLONASS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-Compass, Gyroscope, Ordinary Motor | Accelerometer, Ambient Light Sensor, E-Compass, Proximity Sensor, Gyroscope |
| AI Features | AI Transcript, AI Note Assist, Circle to Search | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP68&69 | |
| Dust Resistant | Yes | Yes |
| Extra Features | Hi-Res Audio Certification | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Macro) Macro | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Night, Portrait, Photo, Video, 50 MP, Pano, Documents, Slo-mo, Time-lapse, Pro, Dual View, Live Photo, Underwater Photography | Night, Portrait, Photo, Video, 50MP, Pano, Documents, Slo-Mo, Timelapse, Pro, Live Photo |
| Video Recording | 4K, 1080p | 1080p @ 30 fps FHD, 4K @ 30 fps UHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP (Wide Angle) Punch Hole | 8 MP ƒ/2.05 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p | 1080p |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | Funtouch OS 15 | Funtouch OS 16 |
| Chipset | Qualcomm Snapdragon 4 Gen2 | Mediatek Dimesity 7360 |
| CPU | 2.2 GHz, Octa Core Processor | Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | |
| GPU | Adreno | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, WAV, MP3, MP2, MP1, MIDI, Vorbis, APE, FLAC, OPUS | WAV, MP3, MP2, MP1, MIDI, Vorbis, APE, FLAC, AAC, OPUS |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | MP4, 3GP, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-ion Battery | 7050 mAh, Li-ion Battery |
| Fast Charging | Yes, 90W Fast Charging | Yes, 44W |
| Reverse Charging | Yes | |