Realme 13 5G vs Vivo Y21 2021 (4GB RAM + 128GB)
Here you can compare Realme 13 5G and Vivo Y21 2021 (4GB RAM + 128GB). Comparing Realme 13 5G vs Vivo Y21 2021 (4GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme 13 5G stands against Vivo Y21 2021 (4GB RAM + 128GB) and which one should you buy The current lowest price found for Realme 13 5G is ₹21,900 and for Vivo Y21 2021 (4GB RAM + 128GB) is ₹10,999. The details of both of these products were last updated on Jul 27, 2026.
| Specification | Realme 13 5G | Vivo Y21 2021 (4GB RAM + 128GB) |
|---|---|---|
| RAM | 8 GB | 4 GB |
| Battery | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| OS | Android v14 | Android v11 |
| Display | 6.72 inches, 1080 x 2400 pixels, 120 Hz | 6.51 inches, 720 x 1600 pixels |
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 26mm, PDAF, OIS 2 MP | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Depth Sensor) |
| Price | ₹21,900 | ₹10,999 |
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Overview
| Specs Score | 61 / 100 Better Specs | 44 / 100 |
| Display Resolution | 1080 x 2400 pixels Better Resolution | 720 x 1600 pixels |
| RAM | 8 GB More RAM | 4 GB |
| Rear Camera | 50 MP + 2 MP Dual Better Camera Resolution | 13 MP + 2 MP Dual |
| Front Camera | 16 MP Better Front Camera Resolution | 8 MP |
| Unique Features | 5G No Reverse Charging | No FM Radio No |
General
| Country of Origin | India | |
| Model | RMX3951 | Y21 2021 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | August 29, 2024 | August 20, 2021 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Safety Guide, Quick Guide, Protective Case |
Design
| Dimensions | 76.1 x 165.6 x 7.8 mm | 76 x 164 x 8 mm |
| Weight | 190 g | 182 g |
| Bezel less | No | |
| Colors | Speed Green, Dark Purple |
Display
| Type | Color IPS Screen (16.7M) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.72 inches, 1080 x 2400 pixels, 120 Hz | 6.51 inches, 720 x 1600 pixels |
| Aspect Ratio | 20.06:9 | 20:9 |
| PPI | ~ 392 PPI | ~ 262 PPI |
| Screen to Body Ratio | ~ 86.5% | ~ 89% |
| Features | Screen Contrast: 1500:1, Brightness: 580nit typ, Screen Colours: 83% NTSC | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 8 GB | 4 GB |
| Expandable RAM | Upto 10 GB Extra Virtual RAM | Upto 1 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot), upto 2 TB | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n41(2535-2655MHz)/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support Wi-Fi 4 / Wi-Fi 5 | |
| Bluetooth | Yes, v5.3, A2DP, LE | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging |
Extra
| GPS | Yes, with BDS, GPS, GLONASS, Galileo, QZSS | yes with A-GPS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro,Proximity, Compass | Light sensor, Proximity sensor, Accelerometer |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Extra Features | Stainless Steel VC |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 26mm, PDAF, OIS 2 MP | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Depth Sensor) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Street, Portrait, Night, Pano, Dual-View Video, Time-Lapse, Pro, Slo-Mo, Hi-res, Tilt-Shift, Text Scanner, Movie | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.5 (Wide Angle) Punch Hole | 8 MP ƒ/2 (Main) Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v14 | Android v11 |
| Custom UI | realme UI 5 | |
| Chipset | Mediatek Dimensity 6300 | Mediatek Helio P35 |
| CPU | 2.4 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 |
| GPU | Mali-G57 MC2 | PowerVR GE8320 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | Yes |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W Fast Charging | Yes, 18W Fast Charging |
| Reverse Charging | Yes |
Discuss
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