Samsung Galaxy S9+ vs. Microsoft Surface Duo 2

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S9+ and Microsoft Surface Duo 2. 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 S9+ vs. Microsoft Surface Duo 2 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S9+ Microsoft Surface Duo 2
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G965F -
Form Factor Touch Folder - dual screen
Height 158.1 mm 145.2 mm Samsung Galaxy S9+ has greater height than Microsoft Surface Duo 2.
Width 73.8 mm 92.1 mm Microsoft Surface Duo 2 has greater width than Samsung Galaxy S9+.
Depth 8.5 mm 11 mm Samsung Galaxy S9+ is narrower than Samsung Galaxy S9+.
Weight 189 g 284 g Samsung Galaxy S9+ is lighter than Samsung Galaxy S9+.
Dimensions Details - Unfolded - 184.5 mm x 5.5 mm x 145.2 mm
Body Colour Lilac purple Glacier | Obsidian
Body Material Metal frame Corning Gorilla Glass
Protection Dustproof, splashproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy S9+ is waterproof.
IP rating IP68 -
Repairability Index - 3.9 (out of 10)
SAR Value 1.35 W/kg (body), 0.294 W/kg (head) 0.726 W/kg (head), 1.478 W/kg (body)
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, Electronic SIM card (e-SIM)
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy S9+ Microsoft Surface Duo 2
Display Type OLED display OLED display
Display Technology Quad HD+ Super AMOLED AMOLED
Foldable Display - Yes
Display Design - Both directions folding
Screen Size (Display Size) 6.2" 5.8" Samsung Galaxy S9+ has larger screen size than Microsoft Surface Duo 2.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 1344 x 1892 pixels Samsung Galaxy S9+ has better screen resolution than Microsoft Surface Duo 2.
Display Format QHD+ -
Pixel Density 529 ppi 401 ppi Samsung Galaxy S9+ has better pixel density than Microsoft Surface Duo 2.
Aspect Ratio 18.5:9 13:9
Max Brightness - 800 cd/m²
Colour Depth 16.7 million colours -
HDR Yes Yes Both phones have HDR.
Display Refresh Rate - 90 Hz
Display Features Always-on display, Infinity Display, Curved Dual-Edge Screen DCI-P3 Wide colour gamut, 100% sRGB, Dual PixelSense Fusion Displays
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass Victus (scratch resistant glass)
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 5.8"
Second Display Resolution - 1344 x 1892 pixels
UNFOLDED DISPLAY
Unfolded Display Screen Size - 8.3 in
Unfolded Display Resolution - 2688 x 1892 pixels
PROCESSOR Samsung Galaxy S9+ Microsoft Surface Duo 2
Processor Type (CPU) Samsung Exynos Qualcomm Snapdragon 888 5G
Processor Number 9810 -
Clock Speed 2.7 GHz -
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Samsung Galaxy S9+ has 64-bit architecture.
MEMORY Samsung Galaxy S9+ Microsoft Surface Duo 2
RAM LPDDR4 SDRAM - 6 GB LPDDR5 SDRAM - 8 GB Microsoft Surface Duo 2 has more RAM than Samsung Galaxy S9+.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Microsoft Surface Duo 2 has more internal memory than Samsung Galaxy S9+.
User Memory 50.3 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB -
CAMERA Samsung Galaxy S9+ Microsoft Surface Duo 2
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2.55" -
Lens Type Wide-angle lens -
Lens Aperture F/1.5 and f/2.4 F/1.7 Samsung Galaxy S9+ has better lens aperture than Samsung Galaxy S9+.
Pixel Size - 1.4 μm
Optical Image Stabiliser (OIS) Dual OIS (Optical Image Stabilisation) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic, manual -
Optical Zoom 2x -
Digital Zoom 10x 10x Both phones have the same digital zoom.
Special Effects Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers HDR
Camera Modes Panorama, Slow motion mode, Pro mode, Timer mode, HYPERLAPSE, Auto mode, low-light shots, Food mode, Super Slow-mo, AR Emoji Night mode, Auto mode, low-light shots, Panorama mode with wide dynamic range, slow motion video at 120 or 240fps
Face Recognition (Face ID) Face detection - Samsung Galaxy S9+ has face detection.
White Balance Custom, automatic -
Light Source LED flash Dual 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, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 2560 x 1440 (QHD) 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
Camera Features (Functions) Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, Continuous Auto Focus (CAF), RAW image capture, VDIS (Video Digital Image Stabilisation), Dual Capture, High CRI LED flash, Tracking AF, 9MP still photos recording 4K video, Video location tags, Stamps, location tags, Continuous autofocus video, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel Dual Pixel Phase Detect Auto-Focus (PDAF), Smooth Zoom, HEVC (High Efficiency Video coding), HDR video recording, multi-frame photo capture, dynamic range scene detection
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 12 Megapixel Both phones have the same second camera resolution.
Sensor Size (2nd Camera) 1/3.4" -
Lens Type (2nd Camera) Telephoto lens Telephoto lens
Lens Aperture (2nd Camera) F/2.4 F/2.4 Both phones have the same second camera lens aperture.
Pixel Size (2nd Camera) - 1 μm
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Microsoft Surface Duo 2 has optical stabilisation of the second camera.
Optical Zoom - 2x
Camera Features (2nd Camera) - Phase Detect Auto-Focus (PDAF)
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) - 110 degree(s)
Pixel Size (3rd Camera) - 1 μm
Camera Features (3rd Camera) - Field of view, distortion correction
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 12 Megapixel Microsoft Surface Duo 2 has better front camera resolution than Samsung Galaxy S9+.
Sensor Size (Front) 1/3.6" -
Lens Aperture (Front) F/1.7 F/2.0 Samsung Galaxy S9+ has better front lens aperture than Samsung Galaxy S9+.
Pixel Size (Front) - 1 μm
Focus Adjustment Automatic -
Special Effects (Front) HDR, Grid Line -
Camera Modes (Front) Timer mode, wide selfie mode, selfie mode, AR Emoji, selfie focus -
Camera Features (Front) Quick launch, Motion photo, Stamps, Smart Auto Focus, location tags, VDIS (Video Digital Image Stabilization) -
BATTERY AND CHARGING Samsung Galaxy S9+ Microsoft Surface Duo 2
Battery Capacity (Battery Size) 3500 mAh 4449 mAh Microsoft Surface Duo 2 has larger battery capacity than Samsung Galaxy S9+.
Wireless Charging Yes - Samsung Galaxy S9+ can be charged wirelessly.
Wireless Charging Standards WPC, PMA -
Talk Time 1500 minutes 1680 minutes Microsoft Surface Duo 2 has longer battery life when making calls than Samsung Galaxy S9+.
Run Time Details Active online usage (LTE): up to 15 hrs
Active online usage (3G): up to 13 hrs
Talk (3G): up to 1500 min
Playback (audio): up to 54 hrs
Playback (Always On Display Off): up to 94 hrs
Playback (video): up to 18 hrs
Active online usage (Wi-Fi): up to 15 hrs
Talk: up to 1680 min
Playback (local video): up to 15.5 hrs
CELLULAR Samsung Galaxy S9+ Microsoft Surface Duo 2
Technology TD-SCDMA / WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Microsoft Surface Duo 2 has more advanced generation mobile network.
Operating System Android 8.0 Oreo Android 11
Intelligent Assistant Bixby Google Assistant
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Samsung Galaxy S9+ Microsoft Surface Duo 2
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi GPRS, FDD-LTE, TDD-LTE, Gigabit LTE, LAA, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS) 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 850, 900
4G LTE Band 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 38, Band 39, Band 40, Band 41, Band 66 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 48, Band 66, Band 71
4G LTE Frequency 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 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700 PS, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600
5G NR Band - N1, n2, n3, n5, n7, n20, n28, n38, n41, n66, n71, n77, n78, n79, n25
5G NR Frequency - FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, TDD TD 4500, FDD 1900
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11ax
Bluetooth Bluetooth 5.0 LE Bluetooth 5.1
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy S9+ Microsoft Surface Duo 2
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, APE (Monkey's Audio), M4A, apt-X, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, OPUS, DFF, MID, AMR-WB, AMR-NB, Vorbis, DSD64, DSD128 WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTX, OTA, MID, TWS, RTTL
Supported Digital Video Standards MKV, VC-1, FLV, AVC, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265, WMV7 MKV, FLV, AVI, MOV, MPEG-4, WMV, ASF, 3GP, H.264, TS, M2TS, WebM, HEVC, 3G2, HEIF, H.265 HEVC, HEIC
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound Qualcomm aptX HD audio, Qualcomm aptX Classic
FEATURES Samsung Galaxy S9+ Microsoft Surface Duo 2
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, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor Hall sensor, Time of Flight (ToF), dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor, dual proximity sensor
Security Devices Face recognition, fingerprint reader, eye scan Fingerprint reader (side)
Additional Phone Features Multitasking, Face Unlock, Wi-Fi Miracast, Multi Window, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Samsung DeX support, Bixby Vision, Intelligent Scan MIMO technology, Fast Charging, dual battery, Full Duplex communication, dual microphones with AI-based noise suppression and acoustic echo cancellation
OTHERS Samsung Galaxy S9+ Microsoft Surface Duo 2
Included Accessories Power adapter, SIM card removal tool, USB Connector (USB-C), micro-USB connector, USB-C cable, headset (tuned by AKG) SIM card removal tool, USB-C headset, Surface Duo 2 USB-C cable
Compliant Standards IP68 HEARING AID M4/T3
Max Depth of Water Resistance 1.5 m -
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