Detailed comparison and review of HTC Desire 820 and ASUS ZenFone 3 Deluxe (ZS570KL). With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | ZS570KL | |
| Form Factor | Touch | Touch | |
| Height | 157.7 mm | 156.4 mm | HTC Desire 820 has greater height than ASUS ZenFone 3 Deluxe (ZS570KL). |
| Width | 78.74 mm | 77.4 mm | HTC Desire 820 has greater width than ASUS ZenFone 3 Deluxe (ZS570KL). |
| Depth | 7.74 mm | 7.5 mm | ASUS ZenFone 3 Deluxe (ZS570KL) is narrower than HTC Desire 820. |
| Weight | 155 g | 192 g | HTC Desire 820 is lighter than HTC Desire 820. |
| Body Colour | Tuxedo grey | Marble white | Gold | |
| Body Material | Polycarbonate | Metal | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 0.97 W/kg (body), 0.663 W/kg (head) | |
| Integrated Components | FM radio | FM radio | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Nano SIM | Micro SIM, nano SIM | |
| SIM Card Qty | - | Dual-SIM | |
| SIM Card Configuration Details | - | Micro SIM + nano SIM/microSD |
| DISPLAY | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | Super LCD 2 | Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 5.7" | ASUS ZenFone 3 Deluxe (ZS570KL) has larger screen size than HTC Desire 820. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1920 x 1080 pixels | ASUS ZenFone 3 Deluxe (ZS570KL) has better screen resolution than HTC Desire 820. |
| Display Format | HD | Full HD | |
| Pixel Density | 267 ppi | - | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 3000000:1 | |
| Display Enhancement Technology | - | Bluelight Filter for Eye Care | |
| Display Features | - | ASUS Glove Touch technology, ASUS Tru2Life | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 4 (scratch resistant glass) |
| PROCESSOR | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 820 | |
|---|---|---|---|
| Clock Speed | - | 2.15 GHz | |
| Processor Core Qty | 8-core | Quad-core | HTC Desire 820 has higher processor core quantity than ASUS ZenFone 3 Deluxe (ZS570KL). |
| 64-bit Architecture | - | Yes | ASUS ZenFone 3 Deluxe (ZS570KL) has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | Qualcomm ADRENO 530 |
| MEMORY | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| RAM | 2 GB | 6 GB | ASUS ZenFone 3 Deluxe (ZS570KL) has more RAM than HTC Desire 820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | ASUS ZenFone 3 Deluxe (ZS570KL) has more internal memory than HTC Desire 820. |
| User Memory | 11.2 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 23 Megapixel | ASUS ZenFone 3 Deluxe (ZS570KL) has better camera resolution than HTC Desire 820. |
| Sensor Type | BSI-CMOS | - | |
| Lens Aperture | F/2.2 | F/2.0 | ASUS ZenFone 3 Deluxe (ZS570KL) has better lens aperture than HTC Desire 820. |
| Lens Construction | - | 6-element | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | ASUS ZenFone 3 Deluxe (ZS570KL) has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Minimum Focal Length (Focal Distance) | 28 mm | - | |
| HDR Mode | Auto HDR mode | Super HDR | |
| Camera Modes | Burst mode | Super resolution mode, low-light shots | |
| Face Recognition (Face ID) | Face detection | - | HTC Desire 820 has face detection. |
| Light Source | LED light | Dual LED flash | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Video Resolutions | 1920 x 1080 (1080p) | 3840 x 2160 (4K) | |
| Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Electronic Image Stabiliser (EIS), backlight compensation |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Type (Front) | BSI-CMOS | - | |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | - | F/2.0 | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Face fusion | - | |
| Camera Modes (Front) | - | Selfie panorama | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - | |
| Camera Features (Front) | - | PixelMaster camera |
| BATTERY AND CHARGING | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Battery Capacity (Battery Size) | 2600 mAh | 3000 mAh | ASUS ZenFone 3 Deluxe (ZS570KL) has larger battery capacity than HTC Desire 820. |
|---|---|---|---|
| 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 3 Deluxe (ZS570KL) |
|---|
| Technology | WCDMA (UMTS) / GSM | TD-SCDMA / WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 4.4 (KitKat) | Android 6.0 (Marshmallow) | |
| User Interface | HTC Sense | ASUS ZenUI 3.0 | |
| Navigation | A-GPS, GLONASS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 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 20, Band 26, Band 28, Band 29, Band 30, Band 39, Band 40, Band 41 | |
| 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 DD, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.2 | |
| Bluetooth Profiles | A2DP | A2DP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | - | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | MPEG-4, H.264 | |
| Sound Enhancements | HTC BoomSound | - |
| FEATURES | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| 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 | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, RGB sensor | |
| Security Devices | - | Fingerprint reader | |
| 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 | Infrared remote control, Dual microphones, MIMO technology, Power Saving Mode, Hi-Res Audio, Glove Touchscreen Operation, ASUS BoostMaster technology, ASUS WebStorage (5GB), Google Drive Storage (100 GB) (free for 2 years), ASUS SonicMaster 3.0 technology, NXP Smart AMP technology |
| OTHERS | HTC Desire 820 | ASUS ZenFone 3 Deluxe (ZS570KL) |
|---|
| Included Accessories | Power adapter | Headset, power adapter |
|---|
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