In depth comparison and review of Realme 7 and Vivo V21 5G. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Realme 7 | Vivo V21 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | V2050 | |
| Form Factor | Touch | Touch | |
| Height | 162.3 mm | 159.68 mm | Realme 7 has greater height than Vivo V21 5G. |
| Width | 75.4 mm | 73.9 mm | Realme 7 has greater width than Vivo V21 5G. |
| Depth | 9.4 mm | 7.29 mm | Vivo V21 5G is narrower than Realme 7. |
| Weight | 196.5 g | 176 g | Vivo V21 5G is lighter than Realme 7. |
| Body Colour | Blue mist | White mist | Dusk blue | Sunset dazzle | |
| Body Material | - | Matte glass | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP52 | |
| SAR Value | 0.972 W/kg (head), 1.218 W/kg (body), 2.022 W/kg (limb) | 1.09 W/kg (body), 3.19 W/kg (limb), 0.91 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | - | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Realme 7 | Vivo V21 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | LCD | AMOLED | |
| Screen Size (Display Size) | 6.5" | 6.44" | Realme 7 has larger screen size than Vivo V21 5G. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2404 x 1080 pixels | Vivo V21 5G has better screen resolution than Realme 7. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 405 ppi | - | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 800 cd/m² | |
| Contrast Ratio | - | 6000000:1 | |
| HDR | - | Yes | Vivo V21 5G has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Refresh Rate | 90 Hz | 90 Hz | Both phones have the same refresh rate. |
| Display Features | 90Hz Ultra Smooth Display | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | - |
| PROCESSOR | Realme 7 | Vivo V21 5G |
|---|
| Processor Type (CPU) | MediaTek Helio G95 | MediaTek Dimensity 800U | |
|---|---|---|---|
| Clock Speed | 2.05 GHz | 2.4 GHz | Vivo V21 5G has higher clock speed than Realme 7. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | ARM Mali-G76 MC4 | - |
| MEMORY | Realme 7 | Vivo V21 5G |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 8 GB | Vivo V21 5G has more RAM than Realme 7. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Vivo V21 5G has more internal memory than Realme 7. |
| Memory Interface | UFS 2.1 | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Realme 7 | Vivo V21 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 64 Megapixel | Vivo V21 5G has better camera resolution than Realme 7. |
| Sensor Size | 1/1.73" | - | |
| Lens Aperture | F/1.8 | F/1.79 | Vivo V21 5G has better lens aperture than Realme 7. |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | - | 4-axis OIS (Optical Image Stabilisation) | Vivo V21 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 26 mm | - | |
| Digital Zoom | - | 10x | |
| Special Effects | HDR, Bokeh effect | Bokeh effect | |
| Camera Modes | Panorama, Time-lapse mode, portrait mode, AI Beauty, Ultra Macro Mode, Filter mode, Super nightscape | Beauty mode, Night, Filter mode, Portrait video, Dual video mode, ultra stable video, kid's face beauty, double exposure | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps | 3840 x 2160 (4K), 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | AI scene recognition, AI Quad camera, UIS Video Stabilisation, Chroma boost, UIS Max Video stabilisation | Eye Autofocus |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 8 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/4" | - | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | Wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.3 | F/2.2 | Vivo V21 5G has better second camera lens aperture than Realme 7. |
| Field of View (2nd Camera) | 119 degree(s) | 120 degree(s) | Vivo V21 5G has larger second camera lens field of view than Realme 7. |
| Pixel Size (2nd Camera) | 1.12 μm | - | |
| Minimum Focal Length (2nd Camera) | 16 mm | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Sensor Size (3rd Camera) | 1/1.5" | - | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Pixel Size (3rd Camera) | 1.75 μm | - | |
| Camera Functions (3rd Camera) | B&W Portait Lens | Super macro camera | |
| Camera Features (3rd Camera) | 6 portrait styles | 4cm macro photography |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Sensor Size (4th Camera) | 1/1.5" | - | |
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Pixel Size (4th Camera) | 1.75 μm | - | |
| Camera Functions (4th Camera) | Macro camera | - | |
| Camera Features (4th Camera) | 4cm macro photography | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 16 Megapixel | 44 Megapixels | Vivo V21 5G has better front camera resolution than Realme 7. |
| Sensor Size (Front) | 1/3.09" | - | |
| Sensor Name (Front) | Sony Exmor RX IMX471 sensor | - | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.1 | F/2.0 | Vivo V21 5G has better front lens aperture than Realme 7. |
| Pixel Size (Front) | 1 μm | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Panorama, Time-lapse mode, selfie mode, Beauty mode, portrait mode, Night scene mode | Beauty mode, Night, Filter mode, Dual video mode, ultra stable video, kid's face beauty, double exposure, AI night portrait | |
| Face Recognition (Face ID) | Face recognition | - | Realme 7 has face detection. |
| Light Source (Front) | - | Dual LED flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | 3840 x 2160 (4K) | |
| Camera Features (Front) | - | Optical Image Stabilisation (OIS), 2 x digital zoom, Eye Autofocus |
| BATTERY AND CHARGING | Realme 7 | Vivo V21 5G |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 4000 mAh | Realme 7 has larger battery capacity than Vivo V21 5G. |
|---|---|---|---|
| Fast Charging Technology | Dart Charge | - | Realme 7 has fast charging technology. |
| Talk Time | 2880 minutes | - | |
| Run Time Details | Talk: up to 2880 min Gaming: up to 9 hrs Playback (video): up to 15 hrs Playback (video): up to 81 hrs |
- |
| CELLULAR | Realme 7 | Vivo V21 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Vivo V21 5G has more advanced generation mobile network. |
| Operating System | Android 10 | Funtouch OS 11.1 (based on Android 11) | |
| User Interface | Realme UI | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Realme 7 | Vivo V21 5G |
|---|
| Data Transmission | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n7, n8, n28, n41, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | Realme 7 | Vivo V21 5G |
|---|
| Supported Digital Audio Standards | - | WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, 3GP, MP4 |
| FEATURES | Realme 7 | Vivo V21 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, magnetometer, gyro sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
| Security Devices | Fingerprint reader (side) | Fingerprint reader (under display) | |
| Security Technology | AI face unlock | - | |
| Additional Phone Features | - | Fast Charging, 3 GB of external memory space for RAM |
| OTHERS | Realme 7 | Vivo V21 5G |
|---|
| Included Accessories | SIM card removal tool, USB-C cable, protective case, 30W fast charger | Headset, headset adapter, SIM card removal tool, pre-installed screen protection film, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | - | IP52 |
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