In depth comparison and review of Xiaomi Redmi 7 and Samsung Galaxy A02s. 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 | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | SM-A025G/DSN | |
Form Factor | Touch | Touch | |
Height | 158.73 mm | 166.5 mm | Samsung Galaxy A02s has greater height than Xiaomi Redmi 7. |
Width | 75.58 mm | 75.9 mm | Samsung Galaxy A02s has greater width than Xiaomi Redmi 7. |
Depth | 8.47 mm | 9.2 mm | Xiaomi Redmi 7 is narrower than Xiaomi Redmi 7. |
Weight | 180 g | 198 g | Xiaomi Redmi 7 is lighter than Xiaomi Redmi 7. |
Body Colour | Comet blue | White | Black | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 1.251 W/kg (body), 0.577 W/kg (head), 2.98 W/kg (limb) | 0.78 W/kg (body), 0.55 W/kg (head) | |
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 |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM |
DISPLAY | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Display Type | LCD display | LCD display | |
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Display Technology | - | PLS TFT | |
Screen Size (Display Size) | 6.26" | 6.5" | Samsung Galaxy A02s has larger screen size than Xiaomi Redmi 7. |
Screen Resolution (Display Resolution) | 1520 x 720 pixels | 1600 x 720 pixels | Samsung Galaxy A02s has better screen resolution than Xiaomi Redmi 7. |
Display Format | HD+ | HD+ | |
Pixel Density | 269 ppi | - | |
Aspect Ratio | 19:9 | - | |
Max Brightness | 450 cd/m² | - | |
Colour Depth | - | 16.7 million colours | |
Contrast Ratio | 1500:1 | - | |
Display Enhancement Technology | Sunlight mode | - | |
Display Features | Reading mode, Colour temperature adjustment, Dot Drop display | Infinity V Display, Dark mode | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
PROCESSOR | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Processor Type (CPU) | Qualcomm Snapdragon 632 | - | |
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Clock Speed | 1.8 GHz | 1.8 GHz | Both phones have the same clock speed. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | Yes | - | Xiaomi Redmi 7 has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 506 | - |
MEMORY | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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RAM | LPDDR3 SDRAM - 2 GB | 3 GB | Samsung Galaxy A02s has more RAM than Xiaomi Redmi 7. |
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Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Samsung Galaxy A02s has more internal memory than Xiaomi Redmi 7. |
User Memory | - | 20.6 GB | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSD, microSDXC - up to 1 TB |
CAMERA | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 3 | |
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Sensor Resolution | 12 Megapixel | 13 Megapixel | Samsung Galaxy A02s has better camera resolution than Xiaomi Redmi 7. |
Lens Aperture | F/2.2 | F/2.2 | Both phones have the same camera lens aperture. |
Pixel Size | 1.25 μm | - | |
Focus Adjustment | Automatic | Automatic | |
Digital Zoom | - | 8x | |
Special Effects | HDR | Bokeh effect | |
Camera Modes | AI portrait mode, AI Beautify 4.0 | Live Focus mode | |
Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 7 has face detection. |
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, 1280 x 720 (720p) at 120 fps | 1920 x 1080 (1080p) at 30 fps | |
Camera Features (Functions) | AI Dual camera, AI scene detection, 27 different scenes | - |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same second camera resolution. |
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Lens Aperture (2nd Camera) | - | F/2.4 | |
Camera Functions (2nd Camera) | - | Macro camera |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.4 | |
Camera Functions (3rd Camera) | - | Depth camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Xiaomi Redmi 7 has better front camera resolution than Samsung Galaxy A02s. |
Lens Aperture (Front) | F/2.0 | F/2.2 | Xiaomi Redmi 7 has better front lens aperture than Xiaomi Redmi 7. |
Pixel Size (Front) | 1.12 μm | - | |
Focus Adjustment | - | Focus free | |
Special Effects (Front) | HDR | - | |
Camera Modes (Front) | AI portrait mode, AI Beautify 4.0 | Live Focus mode | |
Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 7 has face detection. |
Light Source (Front) | Display flash | - | |
Camera Features (Front) | Selfie countdown | - |
BATTERY AND CHARGING | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Samsung Galaxy A02s has larger battery capacity than Xiaomi Redmi 7. |
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Fast Charging Technology | - | Adaptive Fast Charging | Samsung Galaxy A02s has fast charging technology. |
CELLULAR | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, GLONASS, BeiDou, Galileo |
COMMUNICATIONS | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 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 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | Band 1, 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
Wireless Interface | Infrared (IrDA), IEEE 802.11b/g/n | IEEE 802.11b/g/n | |
Bluetooth | Bluetooth 4.2 | Bluetooth 4.2 | |
NFC | - | Yes | Samsung Galaxy A02s has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | - |
MEDIA | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Supported Digital Audio Standards | AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, SBC, apt-X HD | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
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Supported Digital Video Standards | MKV, MPEG-4, H.264, M4V | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
FEATURES | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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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 | |
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Sensors | Accelerometer, ambient light sensor, digital compass, distance sensor | Accelerometer, ambient light sensor, proximity sensor | |
Security Devices | Fingerprint reader | - | |
Additional Phone Features | Infrared remote control | - |
OTHERS | Xiaomi Redmi 7 | Samsung Galaxy A02s |
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Included Accessories | Protective cover, USB cable, power adapter, SIM card removal tool | - | |
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Compliant Standards | - | IEC 61960 |