Both Realme 9 Pro 5G (8GB RAM + 128GB) and Vivo Y400 Pro 5G comes with same RAM. In terms of display resolution, Realme 9 Pro 5G (8GB RAM + 128GB) has better resolution of 2412 x 1080 than Vivo Y400 Pro 5G which has resolution of 2392 x 1080. Both have the same amount of internal memory.
| Name | Realme 9 Pro 5G (8GB RAM + 128GB) | Vivo Y400 Pro 5G |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.6 in | 6.77 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 5500 mAh |
| Camera | 64 MP + 8 MP + 2 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 17899 | Rs. 25999 |
The launch Date of the first phone is February 16, 2022 . The cost of Realme 9 Pro 5G (8GB RAM + 128GB) is Rs. 17899. The launch Date of the second phone is June 20, 2025. The cost of Vivo Y400 Pro 5G is Rs. 25999.
Vivo Y400 Pro 5G has larger screen size of 6.77 inches in comparison to Realme 9 Pro 5G (8GB RAM + 128GB)'s 6.6 inch screen. Realme 9 Pro 5G (8GB RAM + 128GB) has IPS LCD Screen type where as Vivo Y400 Pro 5G has AMOLED Screen type. Realme's phone has display density of 401 PPI & Vivo's phone has only 388 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 90.8% than Vivo's phone ~ 88.8%. Realme 9 Pro 5G (8GB RAM + 128GB) has 20:1.9 aspect ratio where as Vivo Y400 Pro 5G has 20:9 aspect ratio.
Both phones come with 8 GB RAM and both have same Internal Memory of 128 GB.
Realme 9 Pro 5G (8GB RAM + 128GB)'s 64 MP + 8 MP + 2 MP Triple Rear Camera outshines Vivo Y400 Pro 5G's 50 MP + 2 MP Dual Rear Camera in terms of resolution. Vivo Y400 Pro 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 Realme 9 Pro 5G (8GB RAM + 128GB)'s 16 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 12 and the second one on 15 version.
| Name | Realme 9 Pro 5G (8GB RAM + 128GB) | Vivo Y400 Pro 5G |
| General | ||
| Model | 9 Pro 5G | Y400 Pro 5G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 0.9 W/kg (Head) 0.9 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | February 16, 2022 | June 20, 2025 |
| Design | ||
| Dimensions | 75.6 x 164.3 x 8.5 mm | 75 x 163.72 x 7.49 mm |
| Weight | 195 g | 182 g |
| Bezel less | Yes | |
| Colors | Black, Ocean Blue, Titanium, White | |
| Display | ||
| Type | Color IPS LCD Screen (16.7M) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.6 inches, 1080 x 2412 pixels, 120 Hz | 6.77 inches, 1080 x 2392 pixels, 120 Hz |
| Aspect Ratio | 20:1.9 | 20:9 |
| PPI | ~ 401 PPI | ~ 388 PPI |
| Screen to Body Ratio | ~ 90.8% | ~ 88.8% |
| Brightness | 4500nits | |
| Features | Screen Contrast: 1500:1, Brightness: 400 nit, Color Saturation: 96%, Sunlight Screen Support, COG Sealing Process | Always-on display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 5 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes, upto 256 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n38/n40/n41 (2535–2655 MHz)/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz, 5 GHz | |
| Bluetooth | Yes, v5.1 | Yes, v5.4 |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 720,000 (Total) (v10) | |
| Extra | ||
| GPS | Yes with A-GPS, Beidou, Glonass | GPS, BeiDou, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | No |
| AI Features | AI Super Link, AI Transcript Assist, AI Note Assist | |
| Splash Resistant | Yes | |
| IP Rating | IP65 | |
| Dust Resistant | Yes | |
| Extra Features | Dual Mic Nosie Cancellation | |
| Camera | ||
| Rear Camera | 64 MP ƒ/1.79 (Main) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro | 50 MP (Wide Angle) 2 MP (Depth Sensor) |
| Camera Sensor | Sony IMX882 | |
| Auto Focus | Yes | Yes |
| Features | Night Mode, Panoramic view, Expert, Portrait Mode, HDR. Ultra wide, Ultra macro, AI Scene Recognition, AI Beauty, Filter, Bokeh Effect Control, Starry Mode | Photo, Portrait, Night, Video, 50 MP, Pano, Ultra HD Document, Slo-mo, Time-lapse, Supermoon, Pro, Food, Dual View, Film Camera |
| Video Recording | 1080p | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.05 (Main) Punch Hole, Screen Flash | 32 MP ƒ/2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p | 1080p, 4K |
| Technical | ||
| OS | Android v12 | Android v15 |
| Custom UI | Funtouch OS 15 | |
| Chipset | Qualcomm Snapdragon 695 | Mediatek Dimensity 7300 |
| CPU | 2.2 GHz, Octa Core Processor | 2.5 GHz, Octa Core Processor |
| Core Details | 2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver | 4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 |
| Fabrication Node | 4nm | |
| GPU | Adreno 619 | Mali-G615 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBIS | AAC, WAV, MP3, MP2, MP1, MIDI, Vorbis, APE, FLAC, OPUS |
| Video | MP4, 3GP, 3G2, 3GPP2, M4V, MKV | 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 | 5500 mAh, Li-ion Battery |
| Fast Charging | Yes, 33W Dart Charge | Yes, 90W Fast Charging |
| Video Playback Time | 21 hours | |