Side by side comparison and review of ZTE Blade V7 and Samsung Galaxy A21s. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-A217F/DSN | |
| Form Factor | Touch | Touch | |
| Height | 146 mm | 163.7 mm | Samsung Galaxy A21s has greater height than ZTE Blade V7. |
| Width | 72.5 mm | 75.3 mm | Samsung Galaxy A21s has greater width than ZTE Blade V7. |
| Depth | 7.5 mm | 8.9 mm | ZTE Blade V7 is narrower than ZTE Blade V7. |
| Weight | - | 192 g | |
| Body Colour | Gold | White | Blue | Black | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.544 W/kg (body), 0.422 W/kg (head), 2.21 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | - | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | PLS TFT | |
| Screen Size (Display Size) | 5.2" | 6.5" | Samsung Galaxy A21s has larger screen size than ZTE Blade V7. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1600 x 720 pixels | ZTE Blade V7 has better screen resolution than Samsung Galaxy A21s. |
| Display Format | Full HD | HD+ | |
| Pixel Density | 424 ppi | - | |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | - | Infinity O display | |
| Display Protection (Screen Protector) | 2.5D Arc Glass | - |
| PROCESSOR | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Processor Type (CPU) | MediaTek | - | |
|---|---|---|---|
| Processor Number | MT6753 | - | |
| Clock Speed | 1.3 GHz | 2 GHz | Samsung Galaxy A21s has higher clock speed than ZTE Blade V7. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Mali T720 MP3 | - |
| MEMORY | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| RAM | 2 GB | 3 GB | Samsung Galaxy A21s has more RAM than ZTE Blade V7. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Samsung Galaxy A21s has more internal memory than ZTE Blade V7. |
| User Memory | - | 19.5 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 512 GB |
| CAMERA | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | Samsung Galaxy A21s has better camera resolution than ZTE Blade V7. |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | - | F/2.0 | |
| Field of View (FoV) | - | 80 degree(s) | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 8x | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Live Focus mode | |
| Face Recognition (Face ID) | Face detection | - | ZTE Blade V7 has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | Live Focus |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 123 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 13 Megapixel | Samsung Galaxy A21s has better front camera resolution than ZTE Blade V7. |
| Lens Aperture (Front) | - | F/2.2 | |
| Focus Adjustment | - | Focus free |
| BATTERY AND CHARGING | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Battery Capacity (Battery Size) | 2500 mAh | 5000 mAh | Samsung Galaxy A21s has larger battery capacity than ZTE Blade V7. |
|---|---|---|---|
| Talk Time | - | 3240 minutes | |
| Run Time Details | - | Active online usage (4G): up to 23 hrs Active online usage (Wi-Fi): up to 23 hrs Playback (video): up to 21 hrs Playback (audio): up to 109 hrs Talk (4G): up to 3240 min |
|
| Battery Technology | Lithium Ion | Lithium Ion |
| CELLULAR | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0 (Marshmallow) | - | |
| User Interface | - | One UI | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 LE | |
| Bluetooth Profiles | A2DP | - | |
| NFC | - | Yes | Samsung Galaxy A21s has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Supported Digital Audio Standards | WAV, MP3, eAAC+ | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264 | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology |
| FEATURES | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| 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, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | - | Samsung KNOX, Virtual Light Sensing |
| OTHERS | ZTE Blade V7 | Samsung Galaxy A21s |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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