Side-by-side technical data
Realme 15x (India) vs vivo Y400 4G
Comparison between Realme 15x (India) and vivo Y400 4G: camera, battery, fast charging, display, performance and colors, side by side. More phones from Realme and vivo.
The verdict
Neither runs away with it: each wins something.
| Category | 15x (India) | Y400 4G |
|---|---|---|
| Design & display | 6.6 | 7.9 |
| Performance & hardware | 5.2 | 6.5 |
| Camera | 4.0 | 3.6 |
| Connectivity | 7.2 | 5.3 |
| Battery & charging | 7.2 | 7.1 |
Which one is for you?
Realme 15x (India), if you care about…
- Battery Capacity
- 7,000 mAh
- against 6,000 mAh
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
- against Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- Storage Type
- UFS 3.1
- against UFS 2.2
- Bluetooth Version
- Bluetooth 5.3
- against Bluetooth 5.0
vivo Y400 4G, if you care about…
- Display Technology
- AMOLED
- against IPS LCD
- Peak Display Brightness
- 1,800 nits
- against 1,200 nits
- Display Pixel Density
- 395 ppi
- against 254 ppi
- Weight
- 198 g
- against 212 g
Specification comparison
Performance
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Processor Model | MediaTek Dimensity 6300 | Qualcomm Snapdragon 685 |
| Processor Process Size | 6 nm | 6 nm |
| Graphics GPU | Mali-G57 MC2 | Qualcomm Adreno 610 |
| Storage Type | UFS 3.1 Best value | UFS 2.2 |
| Maximum CPU Clock | 2.4 GHz | 2.8 GHz Best value |
| Maximum Storage Capacity | 256 GB | 256 GB |
| AnTuTu Score | 409,000 | — |
| Geekbench 6 Single-Core | 782 Best value | 473 |
| Geekbench 6 Multi-Core | 2,012 Best value | 1,510 |
| CPU Description | Octa-core CPU with 2 × 2.4 GHz Cortex-A76 cores and 6 × 2.0 GHz Cortex-A55 cores | Octa-core CPU with 4 Cortex-A73 cores at 2.8 GHz and 4 Cortex-A53 cores at 1.9 GHz |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | LPDDR4X | DDR4 |
| Expandable Storage | Yes Best value | No |
| AnTuTu version | v10 | — |
Design
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Body Colors | Blue, Cyan, Red | Purple, Green, White |
| Body Thickness | 8.3 mm | 7.9 mm Best value |
| Body Width | 77.9 mm | 75.3 mm |
| Body Height | 166.1 mm | 162.3 mm |
| Weight | 212 g | 198 g Best value |
| Usable Surface | 87.6 % | 87.9 % Best value |
| Body Materials | Plastic | Glass, Plastic |
| Resistance Features | IP68, IP69, MIL-STD-810H | IP68, IP69, MIL-STD-810H |
| Waterproof Depth | 1 m | 2 m Best value |
Battery
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Battery Capacity | 7,000 mAh Best value | 6,000 mAh |
| Battery Type | Si-Carbon Li-Ion | Si-Carbon Li-Ion |
| Fast Charge Power | 60 W Best value | 44 W |
| Battery Features | Fast Charging, Reverse Charging, Non-Removable, Rechargeable, Battery Level Indicator, Charger Included | Fast Charging, Reverse Charging, Battery Level Indicator, Rechargeable |
Display
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 20:9 |
| Display Technology | IPS LCD | AMOLED Best value |
| Peak Display Brightness | 1,200 nits | 1,800 nits Best value |
| Display Diagonal | 6.81″ Best value | 6.67″ |
| Display Horizontal Resolution | 720 px | 1,080 px Best value |
| Display Vertical Resolution | 1,570 px | 2,400 px Best value |
| Display Pixel Density | 254 ppi | 395 ppi Best value |
| Display Refresh Rate | 144 Hz Best value | 120 Hz |
| Touch Sampling Rate | 180 Hz | — |
| Display Contrast Ratio | 6,000,000 :1 | — |
| Display Features | IPS LCD, Hole-Punch Notch, HDR, DCI-P3, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless | Always-On Display, Capacitive Touch |
Sensors
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Fingerprint Sensor Placement | Side | Under Display |
Sensor
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Light Sensor | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Operating System | Android 15 | Android 15 |
| OS Family | Android | Android |
| OS Version | 15 | 15 |
| Google Services | Yes | — |
Connectivity
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM | Dual Nano-SIM, Dual SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B5, 3G UMTS B8, 3G UMTS B28, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, LTE B28, 4G LTE B28B, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n8, 5G NR n28, 5G NR n28b, 5G NR n40, 5G NR n41, 5G NR n77, 5G NR n78 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, LTE B28, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, LTE, 5G Best value | GSM, HSPA, LTE |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) Best value | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display | Dual Band |
| Bluetooth Version | Bluetooth 5.3 Best value | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS Best value | GPS, GLONASS, Galileo, BeiDou, QZSS |
| Connectivity Features | USB Charging, USB Mass Storage, USB OTG, USB Host 2.0, USB Type-C, NFC, Computer Sync, OTA Sync, Tethering, VoLTE, USB 2.0 | NFC, USB Type-C, USB 2.0, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | 3,300 Mbps Best value | 390 Mbps |
| Max. upload speed | — | 150 Mbps |
Audio
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Audio Features | Noise-Cancellation Microphone, A2DP, LE | Stereo Speakers, Hi-Res Audio, A2DP, LE |
Technical
| Specification | 15x (India) | Y400 4G |
|---|---|---|
| Model numbers | RMX5250 | I2502 |
