Samsung Galaxy A40 vs. OnePlus 8

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A40 and OnePlus 8. 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.

Phone Specifications Comparison

Samsung Galaxy A40 vs. OnePlus 8 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A40 OnePlus 8
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A405FN/DS -
Form Factor Touch Touch
Height 144.4 mm 160.2 mm OnePlus 8 has greater height than Samsung Galaxy A40.
Width 69.2 mm 72.9 mm OnePlus 8 has greater width than Samsung Galaxy A40.
Depth 7.9 mm 8 mm Samsung Galaxy A40 is narrower than Samsung Galaxy A40.
Weight 140 g 180 g Samsung Galaxy A40 is lighter than Samsung Galaxy A40.
Body Colour Blue | Coral | White | Black Black | Onyx black | Glacial green
Waterproof (Water-resistant) - -
SAR Value 1.34 W/kg (body), 0.49 W/kg (head) 0.86 W/kg
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 OnePlus 8
Display Type OLED display OLED display
Display Technology Super AMOLED Fluid Amoled
Screen Size (Display Size) 5.9" 6.55" OnePlus 8 has larger screen size than Samsung Galaxy A40.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2400 x 1080 pixels OnePlus 8 has better screen resolution than Samsung Galaxy A40.
Display Format Full HD+ QHD+
Pixel Density 439 ppi 402 ppi Samsung Galaxy A40 has better pixel density than OnePlus 8.
Aspect Ratio - 20:9
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
HDR - Yes OnePlus 8 has HDR.
HDR Technology - HDR10+
Display Enhancement Technology Blue light filter -
Display Features Always-on display, Infinity Display, Edge-to-Edge screen Reading mode, night mode, Wide colour display (P3), 90 Hz Fluid Display
Display Protection (Screen Protector) - Corning Gorilla Glass 3D (scratch resistant glass)
PROCESSOR Samsung Galaxy A40 OnePlus 8
Processor Type (CPU) Samsung Exynos Qualcomm Snapdragon 865
Processor Number 7904 -
Clock Speed 1.8 GHz 2.84 GHz OnePlus 8 has higher clock speed than Samsung Galaxy A40.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes OnePlus 8 has 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 650
MEMORY Samsung Galaxy A40 OnePlus 8
RAM 4 GB LPDDR4X SDRAM - 8 GB OnePlus 8 has more RAM than Samsung Galaxy A40.
Internal Memory Size (Storage Capacity) 64 GB 128 GB OnePlus 8 has more internal memory than Samsung Galaxy A40.
User Memory 49.4 GB 100 GB
Memory Interface - UFS 3.0
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB -
CAMERA Samsung Galaxy A40 OnePlus 8
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 16 Megapixel 48 Megapixel OnePlus 8 has better camera resolution than Samsung Galaxy A40.
Sensor Size - 1/1.4"
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Type Wide-angle lens -
Lens Aperture F/1.7 F/1.75 Samsung Galaxy A40 has better lens aperture than Samsung Galaxy A40.
Lens Construction - 6-element
Pixel Size - 0.8 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) OnePlus 8 has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Special Effects - Portrait, HDR, Studio
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, night mode, portrait mode, Cine Video Mode, Dog, Cat, Nightscape capture mode, Portrait, Ultra shot
Face Recognition (Face ID) - Face detection OnePlus 8 has face detection.
Light Source LED flash Dual LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps
Camera Features (Functions) AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection Noise reduction, GIF animation function, Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Continuous Auto Focus (CAF), RAW image capture, AI scene detection, UltraShot engine
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 2 Megapixel Samsung Galaxy A40 has better second camera resolution than OnePlus 8.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Samsung Galaxy A40 has better second camera lens aperture than Samsung Galaxy A40.
Field of View (2nd Camera) 123 degree(s) -
Pixel Size (2nd Camera) - 1.75 μm
THIRD CAMERA
Sensor Resolution (3rd Camera) - 16 Megapixel
Lens Type (3rd Camera) - Ultra wide-angle lens
Lens Aperture (3rd Camera) - F/2.2
Field of View (3rd Camera) - 116 degree(s)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 16 Megapixel Samsung Galaxy A40 has better front camera resolution than OnePlus 8.
Sensor Name (Front) - Sony Exmor RX IMX471 sensor
Lens Aperture (Front) F/2.0 F/2.45 Samsung Galaxy A40 has better front lens aperture than Samsung Galaxy A40.
Pixel Size (Front) - 1 μm
Focus Adjustment Automatic Focus free
Special Effects (Front) - HDR, face retouch
Camera Modes (Front) Portrait mode, AR Emoji, Motion Photos Time-lapse mode
Light Source (Front) Display flash Display flash
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) Floating camera button Electronic Image Stabiliser (EIS)
BATTERY AND CHARGING Samsung Galaxy A40 OnePlus 8
Battery Capacity (Battery Size) 3100 mAh 4300 mAh OnePlus 8 has larger battery capacity than Samsung Galaxy A40.
Fast Charging Technology Samsung Fast Charging Warp Charge 30 technology, Warp Charge 30T technology Both phones have fast charging technology.
Talk Time 1080 minutes 1740 minutes OnePlus 8 has longer battery life when making calls than Samsung Galaxy A40.
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
Talk: up to 1740 min
Standby: up to 391 hrs
Battery Technology - Lithium Ion
CELLULAR Samsung Galaxy A40 OnePlus 8
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OnePlus 8 has more advanced generation mobile network.
Operating System Android 9.0 Pie OxygenOS (based on Android 10)
User Interface Samsung One UI -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy A40 OnePlus 8
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, LTE Advanced, 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
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 900, 1700, 800
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 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, 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 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n7, n28, n78
5G NR Frequency - FDD 2100, FDD 1800, FDD 2600, FDD 700APT, TDD TD 3500
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 LE Bluetooth 5.1
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Modem - Snapdragon X55 5G
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy A40 OnePlus 8
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, apt-X, LDAC, IMY, EAC3, MID, AMR-WB, AMR-NB, SBC, apt-X HD, EAC3-JOC, AC-4
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4
Sound Enhancements Dolby Atmos sound technology Qualcomm aptX audio, Qualcomm aptX HD audio, Dolby Atmos Surround Sound
FEATURES Samsung Galaxy A40 OnePlus 8
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, gyro sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader (under display), face recognition
Additional Phone Features Alarm Clock, Fast Charging Face Unlock, Noise Cancellation Technology, MIMO technology, Alert Slider
OTHERS Samsung Galaxy A40 OnePlus 8
Included Accessories Power adapter SIM card removal tool, sticker, screen protector, USB-C cable, protective case, Warp Charge 30 power adapter
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