iQOO Z7 Pro 5G (8GB RAM + 256GB) vs Vivo Y31 5G (6GB RAM + 128GB)
Quick Comparison
iQOO Z7 Pro 5G (8GB RAM + 256GB) has better RAM than Vivo Y31 5G (6GB RAM + 128GB). In terms of display resolution, iQOO Z7 Pro 5G (8GB RAM + 256GB) has better resolution of 2400 x 1080 than Vivo Y31 5G (6GB RAM + 128GB) which has resolution of 1608 x 720. iQOO Z7 Pro 5G (8GB RAM + 256GB) has more internal memory than Vivo Y31 5G (6GB RAM + 128GB)
| Name | iQOO Z7 Pro 5G (8GB RAM + 256GB) | Vivo Y31 5G (6GB RAM + 128GB) |
| RAM | 8 GB | 6 GB |
|---|---|---|
| Display | 6.78 in | 6.68 in |
| Internal Memory | 256 GB | 128 GB |
| Battery | 4600 mAh | 6500 mAh |
| Camera | 64 MP + 2 MP Dual | 50 MP |
| Price | Rs. 27999 | Rs. 21499 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is August 31st, 2023. The cost of iQOO Z7 Pro 5G (8GB RAM + 256GB) is Rs. 27999. The launch Date of the second phone is September 15, 2025. The cost of Vivo Y31 5G (6GB RAM + 128GB) is Rs. 21499.
Display comparison
iQOO Z7 Pro 5G (8GB RAM + 256GB) has larger screen size of 6.78 inches in comparison to Vivo Y31 5G (6GB RAM + 128GB)'s 6.68 inch screen. iQOO Z7 Pro 5G (8GB RAM + 256GB) has AMOLED Screen type where as Vivo Y31 5G (6GB RAM + 128GB) has IPS Screen type. iQOO's phone has display density of 400 PPI & Vivo's phone has only 264 PPI display density. In terms of screen to body ratio, iQOO's phone has better screen to body ratio of ~ 93.3% than Vivo's phone ~ 84%. iQOO Z7 Pro 5G (8GB RAM + 256GB) has 20.1:9 aspect ratio where as Vivo Y31 5G (6GB RAM + 128GB) has 20:9 aspect ratio.
Memory comparison
iQOO Z7 Pro 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to Vivo Y31 5G (6GB RAM + 128GB)'s lower 6 GB RAM. iQOO Z7 Pro 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Vivo Y31 5G (6GB RAM + 128GB) (128 GB).
Camera comparison
iQOO Z7 Pro 5G (8GB RAM + 256GB)'s 64 MP + 2 MP Dual Rear Camera outclasses Vivo Y31 5G (6GB RAM + 128GB)'s 50 MP Rear Camera in terms of resolution. iQOO Z7 Pro 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Vivo Y31 5G (6GB RAM + 128GB)'s 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 13 and the second one on 15 version.
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Full Comparison
| Name | iQOO Z7 Pro 5G (8GB RAM + 256GB) | Vivo Y31 5G (6GB RAM + 128GB) |
| General | ||
| Country of Origin | India | India |
| Model | Z7 Pro 5G | Y31 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | August 31st, 2023 | September 15, 2025 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | |
| Design | ||
| Dimensions | 74.8 x 164.1 x 7.36 mm | 77 x 166.1 x 8.4 mm |
| Weight | 175 g | 209 g |
| Colors | Graphite Matte, Blue Lagoon | Rose Red, Diamond Green |
| Display | ||
| Type | Color AMOLED Screen (1.07B) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.78 inches, 1080 x 2400 pixels, 120 Hz | 6.68 inches, 720 x 1608 pixels, 120 Hz |
| Aspect Ratio | 20.1:9 | 20:9 |
| PPI | ~ 400 PPI | ~ 264 PPI |
| Screen to Body Ratio | ~ 93.3% | ~ 84% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 1000nts | |
| Features | Brightness: 1300 nit, Supports Sunlight Screen, 1200Hz Instant Touch Rate, 8000000:1 Contrast Ratio | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 6 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | Upto 6 GB Extra Virtual RAM |
| Storage | 256 GB | 128 GB |
| Storage Type | eMMC 5.1 | |
| Card Slot | Yes, (Hybrid Slot) | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/n3/n5/n8/n28A/n38/n40/n41/n77/n78 | NSA: n41/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6 | |
| Bluetooth | Yes, v5.3, A2DP, LE | Yes, v4.2 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with AGPS, BEIDOU, GLONASS, QZSS, GALILEO | with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | No | |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | No | |
| IP Rating | IP68/IP69 | |
| Dust Resistant | Yes | |
| Extra Features | Vapor Chamber Cooling | |
| Camera | ||
| Rear Camera | 64 MP ƒ/1.79 (Wide Angle) 2 MP ƒ/2.4 | 50 MP ƒ/1.8 (Wide Angle) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Sports, Night, Portrait, Photo, Video, 64MP, Panorama, Slow Motion, Time Lapse, Pro,live photo, Document, Dual-View Video | Front: Portrait, Photo,Night, Video, Dual-View Video | Ring- panorama |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP (Wide Angle) Punch Hole | 8 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v13 | Android v15 |
| Custom UI | Funtouch OS 13 | |
| Chipset | Mediatek Dimensity 7200 | Qualcomm Snapdragon 4 Gen2 |
| CPU | 2.8 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2.8GHz×2+2.0GHz×6 | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz |
| GPU | Mali G610 | Adreno 613 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A |
| Video | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4600 mAh, Li-Po Battery | 6500 mAh |
| Fast Charging | Yes, 66W Fast Charging | Yes, 44W |
| Reverse Charging | Yes | |