Xiaomi Redmi 15C 5G vs Vivo V21
Here you can compare Xiaomi Redmi 15C 5G and Vivo V21. Comparing Xiaomi Redmi 15C 5G vs Vivo V21 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi Redmi 15C 5G stands against Vivo V21 and which one should you buy The current lowest price found for Xiaomi Redmi 15C 5G is ₹15,499 and for Vivo V21 is ₹24,999. The details of both of these products were last updated on Jun 17, 2026.
| Specification | Xiaomi Redmi 15C 5G | Vivo V21 |
|---|---|---|
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) (Auxiliary lens) | 64 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro |
| CPU | 2.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| OS | Android v15 | Android v11 |
| Battery | 6000 mAh, Li-Po Battery | 4000 mAh, Li-Po Battery |
| Internal Memory | 128 GB | 128 GB |
| Price | ₹15,499 | ₹24,999 |
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Overview
| Specs Score | 55 / 100 | 61 / 100 Better Specs |
| Display Size | 6.9 in Bigger Display | 6.44 in |
| Display Resolution | 720 x 1600 pixels | 1080 x 2400 pixels Better Resolution |
| RAM | 4 GB | 8 GB More RAM |
| Rear Camera | 50 MP + Auxiliary lens Dual | 64 MP + 8 MP + 2 MP Triple Better Camera Resolution |
| Front Camera | 8 MP | 44 MP Better Front Camera Resolution |
| Weight | 211 g | 176 g Lighter |
| Thickness | 7.99 mm | 7.3 mm Slimmer |
| Battery | 6000 mAh Bigger Battery | 4000 mAh |
| Unique Features | 5G 3.5mm Audio Jack FM Radio Reverse Charging | No No No No |
General
| Model | 15C 5G | V21 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 4 years | |
| Release Date | December 03, 2025 | April 29, 2021 |
| In The Box | Dark Purple, Moonlight Blue, Midnight Black |
Design
| Dimensions | 79.47 x 171.56 x 7.99 mm | 73.9 x 159.7 x 7.3 mm |
| Weight | 211 g | 176 g |
Display
| Type | Color IPS LCD Screen (16M Colors) | Color AMOLED Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.9 inches, 720 x 1600 pixels, 120 Hz | 6.44 inches, 1080 x 2400 pixels, 90 Hz |
| Aspect Ratio | 20.6:9 | 20:9 |
| PPI | ~ 254 PPI | ~ 409 PPI |
| Screen to Body Ratio | ~ 82.1% | ~ 84.8% |
| Brightness | 660 nits (typ), 810 nits HBM | |
| HDR Support | Yes, HDR10+ | |
| Color Gamut | 83% NTSC | |
| Features | TÜV Rheinland Low Blue Light (Software Solution) Certified, TÜV Rheinland Circadian Friendly Certified, TÜV Rheinland Flicker Free Certified, Contrast ratio: 1200:1, | HDR10+ |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes, upto 1 TB | Yes, (Hybrid Slot) |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | SA: n1/n3/n5/n8/n28/n40/n78, NSA: n1/n3/n40/n78/n8 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi: 2.4GHz | 5GHz | |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.1, A2DP, LE |
| USB | Yes | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | No |
Performance
| Geekbench Score | 1,942 (Multi Core) (v6) 735 (Single Core) 1,420 (OpenCL) 1,405 (Vulkan) |
Extra
| GPS | GPS | Glonass | Galileo | Beidou | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Virtual Proximity Sensor, Ambient Light Sensor Accelerometer, Electronic compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | No |
| AI Features | Gemini, Circle to Search | |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) (Auxiliary lens) | 64 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | HDR Mode, Night Mode, Auto Night Mode, Portrait Mode, Time-lapse | HDR, Panorama, Eye Autofocus, Night, Ultra-Wide Night, Ultra Stable Video, Art Portrait Video, Super Macro, Bokeh Portrait, Multi-Style Portrait |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash | 44 MP ƒ/2 (Wide Angle) Autofocus, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v11 |
| Custom UI | HyperOS 2 | |
| Chipset | Mediatek Dimensity 6300 | MediaTek Dimensity 800U |
| CPU | 2.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55 |
| GPU | Arm Mali-G57 MC2 | Mali-G57 MC3 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC |
| Video | Yes | MP4, 3GP, AVI, FLV, MKV |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W | Yes, 33W Fast Charging |
| Reverse Charging | Yes |
Discuss
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