Realme Narzo 90x vs Vivo Y31 5G
Quick Comparison
Realme Narzo 90x has better RAM than Vivo Y31 5G. In terms of display resolution, Vivo Y31 5G has better resolution of 1608 x 720 than Realme Narzo 90x which has resolution of 1570 x 720. Both have the same amount of internal memory.
| Name | Realme Narzo 90x | Vivo Y31 5G |
| RAM | 6 GB | 4 GB |
|---|---|---|
| Display | 6.8 in | 6.68 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7000 mAh | 6500 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP |
| Price | Rs. 13999 | Rs. 14999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is December 16, 2025. The cost of Realme Narzo 90x is Rs. 13999. The launch Date of the second phone is September 15, 2025. The cost of Vivo Y31 5G is Rs. 14999.
Display comparison
Realme Narzo 90x has larger screen size of 6.8 inches in comparison to Vivo Y31 5G's 6.68 inch screen. Realme Narzo 90x has LCD Screen type where as Vivo Y31 5G has IPS Screen type. Vivo's phone has display density of 264 PPI & Realme's phone has only 254 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 90.4% than Vivo's phone ~ 84%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Realme Narzo 90x's larger 6 GB RAM is better for playing games and all with respect to Vivo Y31 5G's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
They both have the same 50 MP + 2 MP Dual Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 15 version.
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Full Comparison
| Name | Realme Narzo 90x | Vivo Y31 5G |
| General | ||
| Country of Origin | India | India |
| Model | Narzo 90x | Y31 |
| 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 |
| Device Type | Smartphone | Smartphone |
| Release Date | December 16, 2025 | September 15, 2025 |
| In The Box | realme NARZO 90x 5G x1, Charger x1, USB data cable x1, SIM Ejector Tool x1, Protective Case x1, Quick Guide x1 | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter |
| Design | ||
| Dimensions | 77.93 x 166.07 x 8.28 mm | 77 x 166.1 x 8.4 mm |
| Weight | 212 g | 209 g |
| Bezel less | No | |
| Colors | Flash Blue, Nitro Blue | Rose Red, Diamond Green |
| Display | ||
| Type | Color LCD Screen (16.7M) | Color IPS Screen (16M Colors) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes |
| Size | 6.8 inches, 720 x 1570 pixels, 144 Hz | 6.68 inches, 720 x 1608 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 254 PPI | ~ 264 PPI |
| Screen to Body Ratio | ~ 90.4% | ~ 84% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 975 nits(typ)/1200 nits(HBM) | 1000nts |
| Features | Vivid mode: 83% DCI-P3, Natural mode: 100% sRGB | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | |
| Card Slot | Yes, (Hybrid Slot), upto 2 TB | Yes, (Hybrid Slot) |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n41/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 2.4/5GHz Wi-Fi Support 802.11 a/b/g/n/ac | |
| Bluetooth | Yes, v5.3 | Yes, v4.2 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Beidou, GPS, GLONASS, Galileo, QZSS | with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity, Ambient light, E-compass, Accelerometer, Gyroscope | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP65 | IP68 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 50 MP (Wide Angle) 2 MP (Depth Sensor) | 50 MP ƒ/1.8 (Wide Angle) |
| Camera Sensor | Sony IMX852 Camera | |
| Auto Focus | Yes | Yes |
| Features | HDR, panorama | Ring- panorama |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP Punch Hole, Screen Flash | 8 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v15 |
| Custom UI | Realme UI 6.0 | |
| Chipset | MediaTek Dimensity 6300 | Qualcomm Snapdragon 4 Gen2 |
| CPU | 2.4 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | |
| GPU | ARM Mali-G57 MC2@1072MHz | Adreno 613 |
| NPU | 6nm | |
| Java | No | No |
| Browser | Yes, supports HTML5 | 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 | AVI, MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, FLV, F4V, WEBM, WMV, ASF, MOV, QT, TS, M2TS, MTS, MKV | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Audio Features | OReality Audio | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh, Li-ion Battery | 6500 mAh |
| Fast Charging | Yes, 60W Fast Charge | Yes, 44W |
| Reverse Charging | Yes | |