In depth comparison and review of ZTE Axon 7 mini 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 | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | V2050 | |
| Form Factor | Touch | Touch | |
| Height | 147.5 mm | 159.68 mm | Vivo V21 5G has greater height than ZTE Axon 7 mini. |
| Width | 71 mm | 73.9 mm | Vivo V21 5G has greater width than ZTE Axon 7 mini. |
| Depth | 7.8 mm | 7.29 mm | Vivo V21 5G is narrower than ZTE Axon 7 mini. |
| Weight | 153 g | 176 g | ZTE Axon 7 mini is lighter than ZTE Axon 7 mini. |
| Body Colour | Ion gold | Platinum grey | Dusk blue | Sunset dazzle | |
| Body Material | Aluminium | Matte glass | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP52 | |
| SAR Value | - | 1.09 W/kg (body), 3.19 W/kg (limb), 0.91 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Nano SIM + nano SIM/microSD |
| DISPLAY | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | AMOLED | |
| Screen Size (Display Size) | 5.2" | 6.44" | Vivo V21 5G has larger screen size than ZTE Axon 7 mini. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2404 x 1080 pixels | Vivo V21 5G has better screen resolution than ZTE Axon 7 mini. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 423 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 | |
| Display Features | 2.5D curved glass | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 617 | MediaTek Dimensity 800U | |
|---|---|---|---|
| Clock Speed | 1.5 GHz | 2.4 GHz | Vivo V21 5G has higher clock speed than ZTE Axon 7 mini. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | ZTE Axon 7 mini has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | - |
| MEMORY | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| RAM | 3 GB | 8 GB | Vivo V21 5G has more RAM than ZTE Axon 7 mini. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Vivo V21 5G has more internal memory than ZTE Axon 7 mini. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 64 Megapixel | Vivo V21 5G has better camera resolution than ZTE Axon 7 mini. |
| Lens Aperture | F/1.9 | F/1.79 | Vivo V21 5G has better lens aperture than ZTE Axon 7 mini. |
| Optical Image Stabiliser (OIS) | - | 4-axis OIS (Optical Image Stabilisation) | Vivo V21 5G has optical stabilisation. |
| Focus Adjustment | - | Automatic | |
| Digital Zoom | - | 10x | |
| Special Effects | - | Bokeh effect | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Night mode | Beauty mode, Night, Filter mode, Portrait video, Dual video mode, ultra stable video, kid's face beauty, double exposure | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p), 1280 x 720 (720p) | 3840 x 2160 (4K), 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Sapphire crystal lens cover, Phase Detect Auto-Focus (PDAF), auto scene optimisation, Electronic Image Stabiliser plus (EIS)+ | Eye Autofocus |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 120 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Super macro camera | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 44 Megapixels | Vivo V21 5G has better front camera resolution than ZTE Axon 7 mini. |
| Lens Aperture (Front) | - | F/2.0 | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Beauty mode, Night, Filter mode, Dual video mode, ultra stable video, kid's face beauty, double exposure, AI night portrait | |
| Light Source (Front) | - | Dual LED flash | |
| Video Resolutions (Front) | - | 3840 x 2160 (4K) | |
| Camera Features (Front) | - | Optical Image Stabilisation (OIS), 2 x digital zoom, Eye Autofocus |
| BATTERY AND CHARGING | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Battery Capacity (Battery Size) | 2705 mAh | 4000 mAh | Vivo V21 5G has larger battery capacity than ZTE Axon 7 mini. |
|---|---|---|---|
| Recharge Time (Charging Time) | 90 min | - | |
| Standby Time | 270 hours | - | |
| Talk Time | 900 minutes | - | |
| Run Time Details | Talk: up to 900 min Standby: up to 270 hrs |
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| CELLULAR | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Vivo V21 5G has more advanced generation mobile network. |
| Operating System | Android 6.0.1 (Marshmallow) | Funtouch OS 11.1 (based on Android 11) | |
| User Interface | Mifavor 4.0 UI | - | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, 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 700a, FDD 700b, FDD 800 DD, 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 802.11b/g/n | Wi-Fi | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | ZTE Axon 7 mini | 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 | |
| Sound Enhancements | Dolby Atmos sound technology | - |
| FEATURES | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | - | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display) | |
| Additional Phone Features | TTY compatible, HD Voice, Dual noise reduction microphones | Fast Charging, 3 GB of external memory space for RAM |
| OTHERS | ZTE Axon 7 mini | Vivo V21 5G |
|---|
| Included Accessories | Power adapter | Headset, headset adapter, SIM card removal tool, pre-installed screen protection film, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | IP52 | |
| Max Operating Temperature | 60 °C | - | |
| Min Operating Temperature | -10 °C | - | |
| Humidity Range Operating | 10 - 95% | - |
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