In depth comparison and review of HTC Desire 820 and ASUS Zenfone 8 Flip. 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 | ASUS Zenfone 8 Flip |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | ZS672KS | |
| Form Factor | Touch | Touch | |
| Height | 157.7 mm | 165.04 mm | ASUS Zenfone 8 Flip has greater height than HTC Desire 820. |
| Width | 78.74 mm | 77.28 mm | HTC Desire 820 has greater width than ASUS Zenfone 8 Flip. |
| Depth | 7.74 mm | 9.6 mm | HTC Desire 820 is narrower than HTC Desire 820. |
| Weight | 155 g | 230 g | HTC Desire 820 is lighter than HTC Desire 820. |
| Body Colour | Tuxedo grey | Marble white | Galactic black | |
| Body Material | Polycarbonate | Glass | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 1.43 W/kg (head), 1.245 W/kg (body), 3.504 W/kg (limb) | |
| 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 | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | Super LCD 2 | AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.67" | ASUS Zenfone 8 Flip has larger screen size than HTC Desire 820. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2400 x 1080 pixels | ASUS Zenfone 8 Flip has better screen resolution than HTC Desire 820. |
| Display Format | HD | Full HD+ | |
| Pixel Density | 267 ppi | - | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 1000 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| HDR | - | Yes | ASUS Zenfone 8 Flip has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Enhancement Technology | - | DC Dimming | |
| Display Refresh Rate | - | 90 Hz | |
| Display Features | - | ASUS Glove Touch technology, Delta-E < 1, NanoEdge display, 105% NTSC, 110% DCI-P3 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Corning Gorilla Glass 6 (scratch resistant glass) |
| PROCESSOR | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Processor Number | - | SM8350 | |
| Clock Speed | - | 2.84 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | Qualcomm ADRENO 660 |
| MEMORY | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| RAM | 2 GB | LPDDR5 SDRAM - 8 GB | ASUS Zenfone 8 Flip has more RAM than HTC Desire 820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 256 GB | ASUS Zenfone 8 Flip has more internal memory than HTC Desire 820. |
| User Memory | 11.2 GB | - | |
| Memory Interface | - | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSD, microSDXC - up to 2 TB |
| CAMERA | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Rear Camera Design | - | Flip | |
| Sensor Resolution | 13 Megapixel | 64 Megapixel | ASUS Zenfone 8 Flip has better camera resolution than HTC Desire 820. |
| Sensor Size | - | 1/1.7" | |
| Sensor Type | BSI-CMOS | - | |
| Sensor Name | - | Sony Exmor RS IMX686 sensor | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.2 | F/1.8 | ASUS Zenfone 8 Flip has better lens aperture than HTC Desire 820. |
| Field of View (FoV) | - | 78.3 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | ASUS Zenfone 8 Flip has optical stabilisation. |
| Focus Adjustment | Automatic | - | |
| Minimum Focal Length (Focal Distance) | 28 mm | 26.6 mm | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode | Slow motion video, Time-lapse mode, Pro mode, Auto Panorama | |
| Face Recognition (Face ID) | Face detection | - | HTC Desire 820 has face detection. |
| Light Source | LED light | LED flash | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Video Resolutions | 1920 x 1080 (1080p) | 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, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 30fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | |
| Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, Wind Noise Filter, Motion tracking, Quad Bayer technology, HyperSteady, Free Zoom, Mic Focus, 2x1 On-Chip Lens (OCL), Quick Flip Angle camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/2.55" | |
| Sensor Name (2nd Camera) | - | Sony Exmor RS IMX363 sensor | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Pixel Size (2nd Camera) | - | 1.4 μm | |
| Minimum Focal Length (2nd Camera) | - | 14.3 mm | |
| Camera Features (2nd Camera) | - | Dual Pixel Phase Detect Auto-Focus (PDAF), Real-time distortion correction, Dual Pixel image sensor, 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/2.55" | |
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Pixel Size (3rd Camera) | - | 1.4 μm | |
| Optical Zoom | - | 3x | |
| Digital Zoom | - | 12x | |
| Camera Features (3rd Camera) | - | Dual Pixel image sensor |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 0 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | - | |
| Sensor Type (Front) | BSI-CMOS | - | |
| Special Effects (Front) | Face fusion | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Battery Capacity (Battery Size) | 2600 mAh | 5000 mAh | ASUS Zenfone 8 Flip has larger battery capacity than HTC Desire 820. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | ASUS Zenfone 8 Flip has fast charging technology. |
| Recharge Time (Charging Time) | - | 1.7 hours | |
| Standby Time | 455 hours | - | |
| Talk Time | 1068 minutes | - | |
| Run Time Details | Talk (WCDMA): up to 1068 min Standby (WCDMA): up to 455 hrs |
- | |
| Battery Technology | Lithium polymer | Lithium polymer |
| CELLULAR | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | ASUS Zenfone 8 Flip has more advanced generation mobile network. |
| Operating System | Android 4.4 (KitKat) | Android 11 | |
| User Interface | HTC Sense | ASUS ZenUI 8.0 | |
| Navigation | A-GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC |
| COMMUNICATIONS | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, 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 3, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | - | 2100, 1900, 1800, 1700, 850, 800, 900, 800 | |
| 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 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42 | |
| 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 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.2 EDR | |
| Bluetooth Profiles | A2DP | A2DP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Modem | - | Snapdragon X60 5G | |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | - |
| MEDIA | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | Apt-X, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | - | |
| Sound Enhancements | HTC BoomSound | Dirac HD Sound, Hi-Res audio certified, OZO Audio, Qualcomm aptX Adaptive | |
| Audio Amplifier | - | Dual NXP TFA9874 |
| FEATURES | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, gyroscope | |
| Security Devices | - | Fingerprint reader (under display), face recognition | |
| 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, Power Saving Mode, AudioWizard, Smart Key, One Hand Mode, ASUS Noise Reduction technology, ARCore, dual stereo speakers, triple noise reduction microphones, system mode |
| OTHERS | HTC Desire 820 | ASUS Zenfone 8 Flip |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
