Apple iPhone 6s vs. Microsoft Surface Duo

Phone Comparison, Reviews and Tests

In depth comparison and review of Apple iPhone 6s and Microsoft Surface Duo. 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

Apple iPhone 6s vs. Microsoft Surface Duo Comparison Chart
DESIGN AND DIMENSIONS Apple iPhone 6s Microsoft Surface Duo
Product Type Smartphone - refurbished Smartphone
Manufacturer Model Number A1688 -
Form Factor Touch Folder - dual screen
Height 138.3 mm 145.2 mm Microsoft Surface Duo has greater height than Apple iPhone 6s.
Width 67.1 mm 93.3 mm Microsoft Surface Duo has greater width than Apple iPhone 6s.
Depth 7.1 mm 9.9 mm Apple iPhone 6s is narrower than Apple iPhone 6s.
Weight 143 g 250 g Apple iPhone 6s is lighter than Apple iPhone 6s.
Dimensions Details - Unfolded - 186.9 mm x 4.8 mm x 145.2 mm
Body Colour Space grey | Rose gold | Gold | Silver Glacier
Body Material Stainless steel, glass, anodised aluminium -
Waterproof (Water-resistant) - -
SAR Value 0.98 W/kg (body), 0.87 W/kg (head) 0.726 W/kg (head), 1.478 W/kg (body)
Connector Type Headset jack - mini-phone 3.5mm
Lightning
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 Apple iPhone 6s Microsoft Surface Duo
Display Type LCD display OLED display
Display Technology Retina HD display with IPS technology AMOLED
Foldable Display - Yes
Display Design - Both directions folding
Screen Size (Display Size) 4.7" 5.6" Microsoft Surface Duo has larger screen size than Apple iPhone 6s.
Screen Resolution (Display Resolution) 1334 x 750 pixels 1800 x 1350 pixels Microsoft Surface Duo has better screen resolution than Apple iPhone 6s.
Pixel Density 326 ppi 401 ppi Microsoft Surface Duo has better pixel density than Apple iPhone 6s.
Aspect Ratio - 4:3
Max Brightness 500 cd/m² -
Contrast Ratio 1400:1 -
Display Features Dual-domain pixels, Display Zoom, Reachability (screen shifting), Landscape Views PixelSense Fusion Displays
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating Corning Gorilla Glass (scratch resistant glass)
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 5.6"
Second Display Resolution - 1800 x 1350 pixels
UNFOLDED DISPLAY
Unfolded Display Screen Size - 8.1 in
Unfolded Display Resolution - 2700 x 1800 pixels
PROCESSOR Apple iPhone 6s Microsoft Surface Duo
Processor Type (CPU) Apple A9 Qualcomm Snapdragon 855
Processor Core Qty - 8-core
64-bit Architecture Yes - Apple iPhone 6s has 64-bit architecture.
MEMORY Apple iPhone 6s Microsoft Surface Duo
RAM - 6 GB
Internal Memory Size (Storage Capacity) 16 GB 128 GB Microsoft Surface Duo has more internal memory than Apple iPhone 6s.
Memory Interface - UFS 3.0
CAMERA Apple iPhone 6s Microsoft Surface Duo
MAIN CAMERA
Number of Main Cameras 1 0
Sensor Resolution 12 Megapixel -
Sensor Type BSI -
Lens Aperture F/2.2 -
Lens Construction 5-element -
Focus Adjustment Automatic -
Digital Zoom 3x -
HDR Mode Auto HDR mode -
Camera Modes Burst mode, Panorama, Time-lapse mode, Timer mode -
Face Recognition (Face ID) Face detection - Apple iPhone 6s has face detection.
Light Source LED light -
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps -
Camera Features (Functions) Sapphire crystal lens cover, Cinematic video stabilisation, Focus Pixels, Cinematic video stabilisation, Live Photo, Playback zoom, Hybrid IR filter, Exposure control, noise reduction, geotagging -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 11 Megapixel Microsoft Surface Duo has better front camera resolution than Apple iPhone 6s.
Sensor Type (Front) BSI -
Lens Aperture (Front) F/2.2 F/2.0 Microsoft Surface Duo has better front lens aperture than Apple iPhone 6s.
Field of View (Front) - 84 degree(s)
Pixel Size (Front) - 1 μm
Special Effects (Front) - HDR
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Burst mode, Timer mode Burst mode, Panorama, low-light shots, Portrait mode with adjustable depth control
Face Recognition (Face ID) Face detection - Apple iPhone 6s has face detection.
Light Source (Front) Retina Flash High CRI LED flash
Video Resolutions (Front) 1280 x 720 (720p) 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 (Front) FaceTime HD camera, Exposure control Phase Detect Auto-Focus (PDAF), FOV optimised with AI (for front and rear), dynamic range scene detection, Super-resolution zoom, super zoom up to 7x, gyro-based digital video stabilisation
BATTERY AND CHARGING Apple iPhone 6s Microsoft Surface Duo
Battery Capacity (Battery Size) - 3577 mAh
Standby Time 240 hours 240 hours Both phones have the same standby time.
Talk Time 840 minutes 1620 minutes Microsoft Surface Duo has longer battery life when making calls than Apple iPhone 6s.
Run Time Details Talk (3G): up to 840 min
Standby: up to 240 hrs
Active online usage (3G): up to 10 hrs
Active online usage (LTE): up to 10 hrs
Active online usage (Wi-Fi): up to 11 hrs
Playback (video): up to 11 hrs
Playback (audio): up to 50 hrs
Standby: up to 240 hrs
Talk: up to 1620 min
Playback (local video): up to 15.5 hrs
Battery Technology Lithium Ion -
CELLULAR Apple iPhone 6s Microsoft Surface Duo
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System iOS 9 Android 10
Intelligent Assistant Siri Google Assistant
Payment Technology Apple Pay -
Navigation GPS, GLONASS GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Apple iPhone 6s Microsoft Surface Duo
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSDPA, LTE Advanced, VoLTE, TDD-LTE, VoWiFi GPRS, FDD-LTE, TDD-LTE, LAA
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 1900 CDMA2000 1X, 1700 CDMA2000 1X (AWS), 2100 CDMA2000 1X (AWS) 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 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 27, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41 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 46, Band 66
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 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, 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 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 5150, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
NFC Yes - Apple iPhone 6s has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Apple iPhone 6s Microsoft Surface Duo
Supported Digital Audio Standards WAV, AAC, AIFF, PCM, Audible, MP3, Apple Lossless, AAC-LC, HE-AAC, Audible AAX, Audible AAX+, protected AAC WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards AVI, MOV, M-JPEG, MPEG-4, H.264, M4V MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4
Sound Enhancements - Qualcomm aptX audio
FEATURES Apple iPhone 6s Microsoft Surface Duo
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, 3-axis gyro sensor, digital compass, barometer Proximity sensor, hall sensor, dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor
Security Devices Fingerprint reader Fingerprint reader (side)
Additional Phone Features Multitasking, FaceTime, AirPlay wireless streaming, AirPrint wireless printing, iCloud Photo Sharing, AirDrop function, Apple TV support (2nd, 3rd), MIMO technology, Wi-Fi Calling, iBeacon microlocation, CarPlay function, Family Sharing feature, QuickType keyboard, iCloud Keychain, Spotlight Search, Notification Center, M9 motion coprocessor MIMO technology, Fast Charging, dual microphones with noise suppression and echo cancellation, Full Duplex communication, 360° hinge, stylus support, two apps side-by-side
OTHERS Apple iPhone 6s Microsoft Surface Duo
Included Accessories USB cable, power adapter, Apple EarPods SIM card removal tool, USB-C headphones, 18W charger, Surface Duo Bumper (Glacier)
Compliant Standards HAC (Hearing Aid Compatible) -
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 5 - 95% (non-condensing) -
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