Vivo V21 5G (8GB RAM + 256GB) vs Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB)
Quick Comparison
Both Vivo V21 5G (8GB RAM + 256GB) and Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) comes with same RAM. In terms of display resolution, Vivo V21 5G (8GB RAM + 256GB) has better resolution of 2400 x 1080 than Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) which has resolution of 1080 x 2392. Vivo V21 5G (8GB RAM + 256GB) has more internal memory than Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB)
| Name | Vivo V21 5G (8GB RAM + 256GB) | Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.44 in | 6.77 in |
| Internal Memory | 256 GB | 128 GB |
| Battery | 4000 mAh | 5800 mAh |
| Camera | 64 MP + 8 MP + 2 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 30990 | Rs. 22875 |
Related Products
Detailed Comparison
Price And Launch
The launch Date of the first phone is April 27, 2021. The cost of Vivo V21 5G (8GB RAM + 256GB) is Rs. 30990. The launch Date of the second phone is April 02, 2026. The cost of Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) is Rs. 22875.
Display comparison
Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) has larger screen size of 6.77 inches in comparison to Vivo V21 5G (8GB RAM + 256GB)'s 6.44 inch screen. Vivo V21 5G (8GB RAM + 256GB) has Screen type where as Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) has AMOLED Screen type. Vivo's phone has display density of 409 PPI & Xiaomi's phone has only 388 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 89.7% than Vivo's phone ~ 84.8%. Vivo V21 5G (8GB RAM + 256GB) has 20:9 aspect ratio where as Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) has 20.5:9 aspect ratio.
Memory comparison
Both mobiles come with 8 GB RAM Vivo V21 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) (128 GB).
Camera comparison
Vivo V21 5G (8GB RAM + 256GB)'s 64 MP + 8 MP + 2 MP Triple Rear Camera outclasses Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB)'s 50 MP + 2 MP Dual Rear Camera in terms of resolution. Vivo V21 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 44 MP Front Camera in comparison to Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB)'s 20 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | Vivo V21 5G (8GB RAM + 256GB) | Xiaomi Redmi Note 15 SE 5G (8GB RAM + 128GB) |
| General | ||
| Country of Origin | India | |
| Model | V21 5G | MZB0NT3IN, Note 15 SE 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 4 years | |
| Security Updates | 6 years | |
| Release Date | April 27, 2021 | April 02, 2026 |
| In The Box | REDMI Note 15 SE 5G / Adapter / USB Type-C Cable / SIM Eject Tool / Protective Case / Quick Start Guide / Warranty Card | |
| Design | ||
| Dimensions | 73.9 x 159.7 x 7.3 mm | 75.42 x 164 x 7.82 mm |
| Weight | 176 g | 182 g |
| Colors | Crimson Reserve, Frosted White, Carbon Black | |
| Display | ||
| Type | Color E3 AMOLED (16M Colors) | Color AMOLED Screen (68B) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.44 inches, 1080 x 2400 pixels, 90 Hz | 6.77 inches, 2392 x 1080 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 409 PPI | ~ 388 PPI |
| Screen to Body Ratio | ~ 84.8% | ~ 89.7% |
| Glass Type | Schott Xensation UP Display Protection | Scratch/drop-resistant glass, Mohs level 5 |
| Brightness | 3200nits peak brightness, 800nits (typ) | |
| HDR Support | Yes, HDR10+ | |
| Features | HDR10+ | Contrast ratio: 8,000,000:1, DCI- P3 Wide Color Gamut, Sunlight Display, Reading Mode, 3840Hz PWM Dimming, 16000-level Brightness Adjustment, TÜV Rheinland Low Blue Light, (Hardware Solution) Certified, TUV Rheinland Circadian Friendly Certified, TÜV Rheinland Flicker Free Certified |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot) | Yes, (Hybrid Slot), upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NSA: n1|n3|n40|n78, 5G SA: n1|n3|n5|n8|n28|n40|n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi Protocol: 802.11a/b/g/n/ac Supports 2.4GHz Wi-Fi | 5GHz Wi-Fi Supports Wi-Fi Direct | |
| Bluetooth | Yes, v5.1, A2DP, LE | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS, BEIDOU, GALILEO, GLONASS | GPS: L1 | GLONASS: G1 | BDS: B1I + B1C | Galileo E1 |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyroscope, Ambient Light Sensor, Proximity Sensor, E-compass | Virtual Proximity Sensor | Ambient Light Sensor | Accelerometer | Electronic Compass | IR Blaster | Gyroscope |
| 3.5mm Headphone Jack | No | |
| AI Features | AI Erase, AI Bokeh, AI Sky, AI Bokeh, Gemini. Circle to Search | |
| IP Rating | IP65 + IP66 | |
| Dust Resistant | Yes | |
| Extra Features | IP65/IP66 Water & Dust Resistant, TÜV Rheinland Low Blue Light Certification (Hardware Solution), TÜV Rheinland Circadian Friendly Certification, TÜV Rheinland Flicker Free Certification | |
| Camera | ||
| Rear Camera | 64 MP ƒ/1.79 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.2 (Macro) Macro | 50 MP ƒ/1.8 (Wide Angle) 1/2.88", 1.22μm 4in1 Super Pixel5P lens, f/1.8 2 MP (Depth Sensor) |
| Camera Sensor | Light Fusion 400 | |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama, Eye Autofocus, Night, Ultra-Wide Night, Ultra Stable Video, Art Portrait Video, Super Macro, Bokeh Portrait, Multi-Style Portrait | HDR, Potriat, Ultra HD, Timer, Watermark, Night Mode, Time Lapse |
| Video Recording | 4K, 1080p | 4K @ 30 fps UHD, 1080p @ 30 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 44 MP ƒ/2 (Wide Angle) Autofocus, LED Flash | 20 MP ƒ/2.2 1/4" Sensor Size, 4P lens Punch Hole, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720p @ 30 fps HD |
| Technical | ||
| OS | Android v11 | Android v15 |
| Custom UI | Xiaomi HyperOS 2 | |
| Chipset | MediaTek Dimensity 800U | Snapdragon Snapdragon 6 Gen3 |
| CPU | 2.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55 | 2xCortex-A76@2.2 GHz & 6x Cortex-A55@2.0 GHz |
| GPU | Mali-G57 MC3 | Adreno GPU |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | MP3, AMR, FLAC, APE |
| Video | MP4, 3GP, AVI, FLV, MKV | MP4, M4V, MKV, XVID |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Audio Features | Dolby Atmos | Hi-Res | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4000 mAh, Li-Po Battery | 5800 mAh |
| Fast Charging | Yes, 33W Fast Charging | Yes, 45W Turbo Charging |
| Reverse Charging | Yes, 18W | |