Samsung Galaxy A40 vs. Vivo X51 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy A40 and Vivo X51 5G. 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.

Phone Specifications Comparison

Samsung Galaxy A40 vs. Vivo X51 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A40 Vivo X51 5G
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A405FN/DS V2006
Form Factor Touch Touch
Height 144.4 mm 158.46 mm Vivo X51 5G has greater height than Samsung Galaxy A40.
Width 69.2 mm 72.8 mm Vivo X51 5G has greater width than Samsung Galaxy A40.
Depth 7.9 mm 8.04 mm Samsung Galaxy A40 is narrower than Samsung Galaxy A40.
Weight 140 g 181.5 g Samsung Galaxy A40 is lighter than Samsung Galaxy A40.
Body Colour Blue | Coral | White | Black Alpha grey
Waterproof (Water-resistant) - -
IP rating - IP53
SAR Value 1.34 W/kg (body), 0.49 W/kg (head) 1.205 W/kg (head), 1.239 W/kg (body), 3.086 W/kg (limb)
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 Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Samsung Galaxy A40 Vivo X51 5G
Display Type OLED display OLED display
Display Technology Super AMOLED AMOLED
Screen Size (Display Size) 5.9" 6.56" Vivo X51 5G has larger screen size than Samsung Galaxy A40.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2376 x 1080 pixels Vivo X51 5G has better screen resolution than Samsung Galaxy A40.
Display Format Full HD+ -
Pixel Density 439 ppi 398 ppi Samsung Galaxy A40 has better pixel density than Vivo X51 5G.
Aspect Ratio - 19.8:9
Max Brightness - 500 cd/m²
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Enhancement Technology Blue light filter -
Display Features Always-on display, Infinity Display, Edge-to-Edge screen -
PROCESSOR Samsung Galaxy A40 Vivo X51 5G
Processor Type (CPU) Samsung Exynos Qualcomm Snapdragon 765G
Processor Number 7904 -
Clock Speed 1.8 GHz 2.4 GHz Vivo X51 5G has higher clock speed than Samsung Galaxy A40.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
MEMORY Samsung Galaxy A40 Vivo X51 5G
RAM 4 GB 8 GB Vivo X51 5G has more RAM than Samsung Galaxy A40.
Internal Memory Size (Storage Capacity) 64 GB 256 GB Vivo X51 5G has more internal memory than Samsung Galaxy A40.
User Memory 49.4 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB -
CAMERA Samsung Galaxy A40 Vivo X51 5G
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 16 Megapixel 48 Megapixel Vivo X51 5G has better camera resolution than Samsung Galaxy A40.
Lens Type Wide-angle lens -
Lens Aperture F/1.7 F/1.6 Vivo X51 5G has better lens aperture than Samsung Galaxy A40.
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
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 Panorama, Time-lapse mode, Pro mode, Live Photos, AI makeup, Portrait, Super Night mode, astro mode, pro sports mode, DOC mode
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps -
Camera Features (Functions) AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection 60x Hyper Zoom, Gimbal Super Night Master, Gimbal Super Sport Expert
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 13 Megapixel Vivo X51 5G has better second camera resolution than Samsung Galaxy A40.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.46 Samsung Galaxy A40 has better second camera lens aperture than Samsung Galaxy A40.
Field of View (2nd Camera) 123 degree(s) -
THIRD CAMERA
Sensor Resolution (3rd Camera) - 8 Megapixel
Lens Type (3rd Camera) - Wide-angle lens
Lens Aperture (3rd Camera) - F/2.2
FOURTH CAMERA
Sensor Resolution (4th Camera) - 8 Megapixel
Lens Type (4th Camera) - Telephoto lens
Lens Aperture (4th Camera) - F/3.4
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 32 Megapixel Vivo X51 5G has better front camera resolution than Samsung Galaxy A40.
Lens Aperture (Front) F/2.0 F/2.45 Samsung Galaxy A40 has better front lens aperture than Samsung Galaxy A40.
Focus Adjustment Automatic -
Special Effects (Front) - HDR
Camera Modes (Front) Portrait mode, AR Emoji, Motion Photos Live Photos, Portrait
Light Source (Front) Display flash -
Camera Features (Front) Floating camera button 2 x digital zoom
BATTERY AND CHARGING Samsung Galaxy A40 Vivo X51 5G
Battery Capacity (Battery Size) 3100 mAh 4315 mAh Vivo X51 5G has larger battery capacity than Samsung Galaxy A40.
Fast Charging Technology Samsung Fast Charging - Samsung Galaxy A40 has fast charging technology.
Talk Time 1080 minutes -
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
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CELLULAR Samsung Galaxy A40 Vivo X51 5G
Technology WCDMA (UMTS) / GSM CDMA2000 1X / GSM / WCDMA (UMTS)
Mobile Broadband Generation 4G 5G Vivo X51 5G has more advanced generation mobile network.
Operating System Android 9.0 Pie Funtouch OS 10 (based on Android 10)
User Interface Samsung One UI -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy A40 Vivo X51 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, 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, 800 CDMA2000 1X
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 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 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 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 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, n38, n41, n77, n78
5G NR Frequency - FDD 2100, FDD 1800, FDD 2600, FDD 900, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ Wi-Fi
Bluetooth Bluetooth 5.0 LE Bluetooth 5.1
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy A40 Vivo X51 5G
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-WB, AMR-NB, Vorbis
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, AVI, 3GP, TS, MP4
Sound Enhancements Dolby Atmos sound technology -
Audio Amplifier - AK4377A
FEATURES Samsung Galaxy A40 Vivo X51 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, gyro sensor, hall sensor, geomagnetic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass
Security Devices Face recognition, fingerprint reader Fingerprint reader
Additional Phone Features Alarm Clock, Fast Charging -
OTHERS Samsung Galaxy A40 Vivo X51 5G
Included Accessories Power adapter Headset, USB cable, power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, protective case, protective film
Compliant Standards - IP53
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