Both Vivo X300 FE and Vivo X400 comes with same RAM. Both have the same amount of internal memory.
| Name | Vivo X300 FE | Vivo X400 |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.31 in | 6.45 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 6500 mAh | 7000 mAh |
| Camera | 50 MP + 50 MP + 8 MP Triple | 200 MP + 64 MP + 50 MP Triple |
| Price | Rs. 59990 | Rs. 79990 |
The launch Date of the first phone is expected to be December 18, 2026 (Expected). The Expected cost of Vivo X300 FE is Rs. 59990. The launch Date of the second phone is expected to be October 13, 2026 (Expected). The cost of Vivo X400 is Rs. 79990.
Vivo X300 FE has screen size of 6.31 inches which falls short to Vivo X400's 6.45 inch screen. Both the phones have AMOLED Screen Type. Vivo X300 FE has display density of 461 PPI & Vivo X400 has only 451 PPI display density. In terms of screen to body ratio, Vivo X300 FE has better screen to body ratio of ~ 90.2% than Vivo X400's ~ 86.7%. Both phones have same aspect ratio of 20:9.
Both mobiles come with 12 GB RAM and both have same Internal Memory of 256 GB.
Vivo X400's 200 MP + 64 MP + 50 MP Triple Rear Camera outclasses Vivo X300 FE's 50 MP + 50 MP + 8 MP Triple Rear Camera in terms of resolution. Both of them stand equal in terms of Front Camera Resolution as both have 50 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 17 version.
| Name | Vivo X300 FE | Vivo X400 |
| General | ||
| Model | V2537 | X400 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano-SIM + Nano-SIM + eSIM (max 2 at a time |
| Device Type | Smartphone | Smartphone |
| Release Date | December 18, 2026 (Expected) | October 13, 2026 (Expected) |
| Design | ||
| Bezel less | No | Yes |
| Colors | Black; other colors | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.31 inches, 1216 x 2640 pixels, 120 Hz | 6.45 inches, 1216 x 2640 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 461 PPI | ~ 451 PPI |
| Screen to Body Ratio | ~ 90.2% | ~ 86.7% |
| Features | 2160Hz PWM, HDR10+ | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4.1 | |
| Card Slot | Yes, (Hybrid Slot) | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes, v6.0, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Barometer | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP69 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.6 (Wide Angle) 50 MP ƒ/2.7 (Telephoto) 8 MP ƒ/2.2 (Ultra Wide) | 200 MP ƒ/1.7 (Wide Angle) 64 MP ƒ/2.6 (Telephoto) 50 MP ƒ/2 (Ultra Wide) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama, HDR | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import |
| Video Recording | 4K, 1080p | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | K, 1080p | 4K, 1080p |
| Technical | ||
| OS | Android v16 | Android v17 |
| Custom UI | Realme UI 6 | OriginOS 7 |
| Chipset | Qualcomm Snapdragon 8 Gen5 | |
| CPU | 3.8 GHz, Octa Core Processor | Octa Core Processor |
| GPU | Adreno 829 | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MP4, 3GP, AVI, Video Recording: MP4 |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 7000 mAh, Li-ion Battery |
| Fast Charging | Yes | Yes, 100W |
| Wireless Charging | Yes, 50W | |
| Reverse Charging | Yes, 5W | Yes |
| Video Playback Time | 49 hours | |