Both Realme 15T (8GB RAM + 256GB) and Vivo Y31 Pro 5G comes with same RAM. In terms of display resolution, Vivo Y31 Pro 5G has better resolution of 2408 x 1080 than Realme 15T (8GB RAM + 256GB) which has resolution of 2372 x 1080. Realme 15T (8GB RAM + 256GB) has more internal memory than Vivo Y31 Pro 5G
| Name | Realme 15T (8GB RAM + 256GB) | Vivo Y31 Pro 5G | 
| RAM | 8 GB | 8 GB | 
|---|---|---|
| Display | 6.57 in | 6.72 in | 
| Internal Memory | 256 GB | 128 GB | 
| Battery | 7000 mAh | 6500 mAh | 
| Camera | 50 MP + 2 MP Dual | 50 MP + 2 MP Dual | 
| Price | Rs. 22999 | Rs. 18999 | 
The launch Date of the first phone is September 02, 2025. The cost of Realme 15T (8GB RAM + 256GB) is Rs. 22999. The cost of Vivo Y31 Pro 5G is Rs. 18999.
Vivo Y31 Pro 5G has larger screen size of 6.72 inches in comparison to Realme 15T (8GB RAM + 256GB)'s 6.57 inch screen. Realme 15T (8GB RAM + 256GB) has AMOLED Screen type where as Vivo Y31 Pro 5G has LCD Screen type. Realme's phone has display density of 401 PPI & Vivo's phone has only 393 PPI display density. In terms of screen to body ratio, Vivo's phone has better screen to body ratio of ~ 90.7% than Realme's phone ~ 86.4%. Realme 15T (8GB RAM + 256GB) has 20.06:9 aspect ratio where as Vivo Y31 Pro 5G has 20:9 aspect ratio.
Both phones come with 8 GB RAM Realme 15T (8GB RAM + 256GB) has more Internal Memory (256 GB) than Vivo Y31 Pro 5G (128 GB).
Realme 15T (8GB RAM + 256GB) has 50 MP + 2 MP Dual Rear Camera in comparison to Vivo Y31 Pro 5G's 50 MP + 2 MP Dual Rear Camera. Realme 15T (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Vivo Y31 Pro 5G's 8 MP Front Camera.
Both the phones run on Android Operating System Version 15.
| Name | Realme 15T (8GB RAM + 256GB) | Vivo Y31 Pro 5G | 
| General | ||
| Country of Origin | India | |
| Model | RMX5111 | Y31 Pro 5G | 
| 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) 0.94 W/kg (Body) | |
| Device Type | Smartphone | Smartphone | 
| Release Date | September 02, 2025 | |
| In The Box | Handset, Charger, USB data cable, SIM Ejector Tool, Protective Case, Quick Guide | Y31 Pro 5G, Quick Start Guide, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (applied), Warranty Card | 
| Design | ||
| Dimensions | 75.19 x 158.36 x 7.89 mm | 76.3 x 165.7 x 8.19 mm | 
| Weight | 183 g | 208 g | 
| Bezel less | No | No | 
| Colors | Silk Blue, Suit Titanium, Flowing Silver | Dreamy White / Mocha Brown | 
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color LCD Screen (16M Colors) | 
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes | 
| Size | 6.57 inches, 1080 x 2372 pixels, 120 Hz | 6.72 inches, 1080 x 2408 pixels, 120 Hz | 
| Aspect Ratio | 20.06:9 | 20:9 | 
| PPI | ~ 401 PPI | ~ 393 PPI | 
| Screen to Body Ratio | ~ 86.4% | ~ 90.7% | 
| Brightness | Brightness: 1000nit (typ) / 1400nit (HBM) | 1050 nits | 
| Features | Vivid mode: 100% DCI-P3, Natural mode: 100% sRGB, Cinematic mode: 100% DCI-P3, Colorful mode: 100% DCI-P3, Contrast ratio: Maximum Static contrast ratio: 5,000,000:1 (Typical) Maximum Dynamic contrast ratio: 10,000,000:1 (Typical) | 83% NTSC | 
| Notch | Yes, Punch Hole | Yes, Punch Hole | 
| Memory | ||
| RAM | 8 GB | 8 GB | 
| RAM Type | LPDDR4X | LPDDR4X | 
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 128 GB | 
| Storage Type | UFS 2.2 | UFS 3.1 | 
| Card Slot | Yes, (Hybrid Slot), upto 2 TB | |
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| 5G | Yes | Yes | 
| 5G Bands | 5G: n1/n3/n5/n8/n28B/n40/n41/n77/n78 | 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 | WiFi (2.4 GHz |5 GHz) , WiFi 5 (802.11ac), 802.11b/g/a/n, WLAN 2.4G, WLAN 5G, WLAN Display, WLAN tethering, Wi-Fi 2.4GHz 20M, Wi-Fi 2.4GHz 40M, Wi-Fi 5GHz 20M, Wi-Fi 5GHz 40M, Wi-Fi 5GHz 80M, 1x1 SISO | 2.4 GHz / 5 GHz | 
| Bluetooth | Yes, v5.3, A2DP, LE | Yes, v5.4 | 
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 | 
| USB Features | USB on-the-go | USB Tethering, USB on-the-go, USB Charging | 
| IR Blaster | Yes | Yes | 
| Extra | ||
| GPS | Beidou, GPS, GLONASS, Galileo, QZSS | GPS, BeiDou, GLONASS, Galileo, QZSS | 
| Fingerprint Sensor | Yes, In Display | Yes, Side | 
| Face Unlock | Yes | Yes | 
| Sensors | Proximity Sensor, Ambient Light Sensor, Color Temperature Sensor, E-compass, Accelerometer, Gyroscope | Accelerometer, Color Temperature Sensor, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope, Infrared blaster | 
| 3.5mm Headphone Jack | No | |
| AI Features | AI Edit Genie | AI Erase, AI Photo Enhance, Smart AI Assistant, AI SuperLinK | 
| Water Resistance | Yes, 2.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP66/68/69 | IP64 | 
| Dust Resistant | Yes | Yes | 
| Extra Features | Bypass Charging | Dual SIM Dual Standby (DSDS) | 
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 27mm (wide), 1/2.88", PDAF 2 MP ƒ/2.4 | 50 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 Bokeh | 
| Auto Focus | Yes | Yes | 
| Features | Photo, Video, Portrait, Night, Panorama, Cinematic, Slo-Mo, Dual-view video, Time -Lapse, Hi-Res, Underwater, Pro, Tilt-Shift | Photo, Night, Portrait, Video, Live Photo, Slo-mo, Time-lapse, Pro, Pano, Documents, 50 MP, Scan | 
| Video Recording | 1080p @ 60 fps FHD | 1080p, 4K @ 30 fps UHD | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 50 MP Punch Hole | 8 MP ƒ/2 Punch Hole | 
| Front Video Recording | 1080p @ 30 fps FHD | 1080p | 
| Technical | ||
| OS | Android v15 | Android v15 | 
| Custom UI | realme UI 6 | |
| Chipset | Mediatek Dimensity 6400 Max | MediaTek Dimensity 7300 | 
| CPU | 2.5 GHz, Octa Core Processor | Octa Core Processor | 
| GPU | Mali-G57 MC2 | |
| Java | No | No | 
| Browser | Yes | Yes | 
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | 
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MP4, 3GP, AVI, TS, MKV, FLV | 
| FM Radio | No | No | 
| Speaker Type | Dual Stereo | |
| Audio Features | OReality Audio | Hi-Res Audio Certification | 
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 7000 mAh, BLPD05 lithium-ion Polymer Battery | 6500 mAh, Li-ion Battery | 
| Fast Charging | Yes, 60W Fast Charging | Yes, 44W | 
| Reverse Charging | Yes, 10W | |