In depth comparison and review of HTC Desire 820 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.
DESIGN AND DIMENSIONS | HTC Desire 820 | Microsoft Surface Duo |
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Product Type | Smartphone | Smartphone | |
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Form Factor | Touch | Folder - dual screen | |
Height | 157.7 mm | 145.2 mm | HTC Desire 820 has greater height than Microsoft Surface Duo. |
Width | 78.74 mm | 93.3 mm | Microsoft Surface Duo has greater width than HTC Desire 820. |
Depth | 7.74 mm | 9.9 mm | HTC Desire 820 is narrower than HTC Desire 820. |
Weight | 155 g | 250 g | HTC Desire 820 is lighter than HTC Desire 820. |
Dimensions Details | - | Unfolded - 186.9 mm x 4.8 mm x 145.2 mm | |
Body Colour | Tuxedo grey | Marble white | Glacier | |
Body Material | Polycarbonate | - | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 0.726 W/kg (head), 1.478 W/kg (body) | |
Integrated Components | FM radio | - | |
Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C | |
SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
SIM Card Qty | - | Dual-SIM |
DISPLAY | HTC Desire 820 | Microsoft Surface Duo |
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Display Type | LCD display | OLED display | |
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Display Technology | Super LCD 2 | AMOLED | |
Foldable Display | - | Yes | |
Display Design | - | Both directions folding | |
Screen Size (Display Size) | 5.5" | 5.6" | Microsoft Surface Duo has larger screen size than HTC Desire 820. |
Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1800 x 1350 pixels | Microsoft Surface Duo has better screen resolution than HTC Desire 820. |
Display Format | HD | - | |
Pixel Density | 267 ppi | 401 ppi | Microsoft Surface Duo has better pixel density than HTC Desire 820. |
Aspect Ratio | - | 4:3 | |
Colour Depth | 16.7 million colours | - | |
Display Features | - | PixelSense Fusion Displays | |
Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Corning Gorilla Glass (scratch resistant glass) |
SECOND DISPLAY |
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Second Display Type | - | OLED display - colour | |
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Second Display Screen Size | - | 5.6" | |
Second Display Resolution | - | 1800 x 1350 pixels |
UNFOLDED DISPLAY |
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Unfolded Display Screen Size | - | 8.1 in | |
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Unfolded Display Resolution | - | 2700 x 1800 pixels |
PROCESSOR | HTC Desire 820 | Microsoft Surface Duo |
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Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 855 | |
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Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
Graphics System (GPU) | Qualcomm ADRENO 405 | - |
MEMORY | HTC Desire 820 | Microsoft Surface Duo |
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RAM | 2 GB | 6 GB | Microsoft Surface Duo has more RAM than HTC Desire 820. |
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Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | Microsoft Surface Duo has more internal memory than HTC Desire 820. |
User Memory | 11.2 GB | - | |
Memory Interface | - | UFS 3.0 | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | - |
CAMERA | HTC Desire 820 | Microsoft Surface Duo |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 0 | |
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Sensor Resolution | 13 Megapixel | - | |
Sensor Type | BSI-CMOS | - | |
Lens Aperture | F/2.2 | - | |
Focus Adjustment | Automatic | - | |
Minimum Focal Length (Focal Distance) | 28 mm | - | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Burst mode | - | |
Face Recognition (Face ID) | Face detection | - | HTC Desire 820 has face detection. |
Light Source | LED light | - | |
Still Image Resolutions | 4160 x 3120 | - | |
Video Resolutions | 1920 x 1080 (1080p) | - | |
Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 11 Megapixel | Microsoft Surface Duo has better front camera resolution than HTC Desire 820. |
Sensor Type (Front) | BSI-CMOS | - | |
Lens Aperture (Front) | - | F/2.0 | |
Field of View (Front) | - | 84 degree(s) | |
Pixel Size (Front) | - | 1 μm | |
Special Effects (Front) | Face fusion | HDR | |
Camera Modes (Front) | - | Burst mode, Panorama, low-light shots, Portrait mode with adjustable depth control | |
Light Source (Front) | - | High CRI LED flash | |
Video Resolutions (Front) | 1920 x 1080 (1080p) | 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) | - | 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 | HTC Desire 820 | Microsoft Surface Duo |
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Battery Capacity (Battery Size) | 2600 mAh | 3577 mAh | Microsoft Surface Duo has larger battery capacity than HTC Desire 820. |
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Standby Time | 455 hours | 240 hours | HTC Desire 820 has longer standby time than Microsoft Surface Duo. |
Talk Time | 1068 minutes | 1620 minutes | Microsoft Surface Duo has longer battery life when making calls than HTC Desire 820. |
Run Time Details | Talk (WCDMA): up to 1068 min Standby (WCDMA): up to 455 hrs |
Standby: up to 240 hrs Talk: up to 1620 min Playback (local video): up to 15.5 hrs |
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Battery Technology | Lithium polymer | - |
CELLULAR | HTC Desire 820 | Microsoft Surface Duo |
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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 4.4 (KitKat) | Android 10 | |
User Interface | HTC Sense | - | |
Intelligent Assistant | - | Google Assistant | |
Navigation | A-GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | HTC Desire 820 | Microsoft Surface Duo |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, FDD-LTE, TDD-LTE, LAA | |
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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 | |
3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
4G LTE Band | Band 3, Band 7, Band 8, Band 20 | 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 1800+, FDD 2600, FDD 900, FDD 800 DD | 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 | IEEE 802.11ac | |
Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
Bluetooth Profiles | A2DP | - | |
NFC | Yes | - | HTC Desire 820 has NFC reader for mobile payments. |
Communication Features | Mobile Email client, Internet browser | - | |
Messaging Services | SMS, MMS | - |
MEDIA | HTC Desire 820 | Microsoft Surface Duo |
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Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTTTL, RTX, OTA, MID | |
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Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | |
Sound Enhancements | HTC BoomSound | Qualcomm aptX audio |
FEATURES | HTC Desire 820 | Microsoft Surface Duo |
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Phone Functions | Speakerphone, voice control, call timer, conference call, 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 | Proximity sensor, hall sensor, dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor | |
Security Devices | - | Fingerprint reader (side) | |
Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
Additional Phone Features | DLNA Certified, sharing media via DLNA, Wi-Fi Miracast, HTC BlinkFeed, HTC Sense Voice | 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 | HTC Desire 820 | Microsoft Surface Duo |
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Included Accessories | Power adapter | SIM card removal tool, USB-C headphones, 18W charger, Surface Duo Bumper (Glacier) |
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