Detailed comparison and review of Samsung Galaxy A40 and Xiaomi Redmi Go. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
DESIGN AND DIMENSIONS | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | SM-A405FN/DS | - | |
Form Factor | Touch | Touch | |
Height | 144.4 mm | 140.4 mm | Samsung Galaxy A40 has greater height than Xiaomi Redmi Go. |
Width | 69.2 mm | 70.1 mm | Xiaomi Redmi Go has greater width than Samsung Galaxy A40. |
Depth | 7.9 mm | 8.35 mm | Samsung Galaxy A40 is narrower than Samsung Galaxy A40. |
Weight | 140 g | 137 g | Xiaomi Redmi Go is lighter than Samsung Galaxy A40. |
Body Colour | Blue | Coral | White | Black | Black | Blue | |
Body Material | - | Metal | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 1.34 W/kg (body), 0.49 W/kg (head) | 1.497 W/kg (body), 0.579 W/kg (head) | |
Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B 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 | |
SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
DISPLAY | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Display Type | OLED display | LCD display | |
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Display Technology | Super AMOLED | - | |
Screen Size (Display Size) | 5.9" | 5" | Samsung Galaxy A40 has larger screen size than Xiaomi Redmi Go. |
Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1280 x 720 pixels | Samsung Galaxy A40 has better screen resolution than Xiaomi Redmi Go. |
Display Format | Full HD+ | HD | |
Pixel Density | 439 ppi | 296 ppi | Samsung Galaxy A40 has better pixel density than Xiaomi Redmi Go. |
Aspect Ratio | - | 16:9 | |
Max Brightness | - | 380 cd/m² | |
Colour Depth | 16.7 million colours | - | |
Contrast Ratio | - | 1000:1 | |
Display Enhancement Technology | Blue light filter | - | |
Display Features | Always-on display, Infinity Display, Edge-to-Edge screen | Reading mode |
PROCESSOR | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Processor Type (CPU) | Samsung Exynos | Qualcomm Snapdragon 425 | |
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Processor Number | 7904 | - | |
Clock Speed | 1.8 GHz | 1.4 GHz | Samsung Galaxy A40 has higher clock speed than Xiaomi Redmi Go. |
Processor Core Qty | 8-core | Quad-core | Samsung Galaxy A40 has higher processor core quantity than Xiaomi Redmi Go. |
64-bit Architecture | - | Yes | Xiaomi Redmi Go has 64-bit architecture. |
Graphics System (GPU) | - | Qualcomm ADRENO 308 |
MEMORY | Samsung Galaxy A40 | Xiaomi Redmi Go |
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RAM | 4 GB | 1 GB | Samsung Galaxy A40 has more RAM than Xiaomi Redmi Go. |
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Internal Memory Size (Storage Capacity) | 64 GB | 8 GB | Samsung Galaxy A40 has more internal memory than Xiaomi Redmi Go. |
User Memory | 49.4 GB | - | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSDXC - up to 128 GB |
CAMERA | Samsung Galaxy A40 | Xiaomi Redmi Go |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 1 | |
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Sensor Resolution | 16 Megapixel | 8 Megapixel | Samsung Galaxy A40 has better camera resolution than Xiaomi Redmi Go. |
Lens Type | Wide-angle lens | - | |
Lens Aperture | F/1.7 | F/2.0 | Samsung Galaxy A40 has better lens aperture than Samsung Galaxy A40. |
Lens Construction | - | 4-element | |
Pixel Size | - | 1.12 μm | |
Focus Adjustment | Automatic | Automatic | |
Special Effects | - | HDR | |
Camera Modes | Panorama, Pro mode, HYPERLAPSE, portrait mode, AR Emoji, Flowers, Animals, Landscapes, Trees, Sky, Mountains, Beaches, Street scenes, Waterfalls, Snow, Birds, Text, Food, Indoor, Night view, Sunsets, Portaits, Green, Sunrises, Shore | Burst mode, Timer mode, manual mode | |
Light Source | LED flash | LED flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p), 1280 x 720 (720p), 854 x 480 (480p) | |
Camera Features (Functions) | AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection | - |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 5 Megapixel | - | |
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Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
Lens Aperture (2nd Camera) | F/2.2 | - | |
Field of View (2nd Camera) | 123 degree(s) | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 25 Megapixel | 5 Megapixel | Samsung Galaxy A40 has better front camera resolution than Xiaomi Redmi Go. |
Lens Aperture (Front) | F/2.0 | F/2.2 | Samsung Galaxy A40 has better front lens aperture than Samsung Galaxy A40. |
Lens Element Qty (Front) | - | 3-element | |
Pixel Size (Front) | - | 1.12 μm | |
Focus Adjustment | Automatic | - | |
Special Effects (Front) | - | HDR | |
Camera Modes (Front) | Portrait mode, AR Emoji, Motion Photos | Beauty mode | |
Light Source (Front) | Display flash | - | |
Camera Features (Front) | Floating camera button | Selfie countdown |
BATTERY AND CHARGING | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Battery Capacity (Battery Size) | 3100 mAh | 3000 mAh | Samsung Galaxy A40 has larger battery capacity than Xiaomi Redmi Go. |
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Fast Charging Technology | Samsung Fast Charging | - | Samsung Galaxy A40 has fast charging technology. |
Standby Time | - | 240 hours | |
Talk Time | 1080 minutes | 720 minutes | Samsung Galaxy A40 has longer battery life when making calls than Xiaomi Redmi Go. |
Run Time Details | Active online usage (3G): up to 9 hrs Active online usage (4G): up to 11 hrs Active online usage (Wi-Fi): up to 11 hrs Playback (video): up to 14 hrs Playback (audio): up to 62 hrs Talk (3G): up to 1080 min |
Standby: up to 240 hrs Talk: up to 720 min Playback (Music): up to 78 hrs Playback (video): up to 5 hrs |
CELLULAR | Samsung Galaxy A40 | Xiaomi Redmi Go |
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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. |
Operating System | Android 9.0 Pie | Android Go | |
User Interface | Samsung One UI | - | |
Intelligent Assistant | Bixby | - | |
Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
COMMUNICATIONS | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
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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 | Band 1, Band 2, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | IEEE 802.11b/g/n | |
Bluetooth | Bluetooth 5.0 LE | Bluetooth 4.1 | |
NFC | Yes | - | Samsung Galaxy A40 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | |
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Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | FLV, MPEG-4, HEVC, MPEG-4 SP, H.264 HP, H.265 Main, ASP, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP) | |
Sound Enhancements | Dolby Atmos sound technology | - |
FEATURES | Samsung Galaxy A40 | Xiaomi Redmi Go |
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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, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor | |
Security Devices | Face recognition, fingerprint reader | - | |
Additional Phone Features | Alarm Clock, Fast Charging | Noise reduction microphone, Dual microphones filter ambient noise |
OTHERS | Samsung Galaxy A40 | Xiaomi Redmi Go |
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Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool |
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