Detailed comparison and review of HTC Desire 820 and HTC One A9S. 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 | HTC One A9S |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 157.7 mm | 146.49 mm | HTC Desire 820 has greater height than HTC One A9S. |
| Width | 78.74 mm | 71.5 mm | HTC Desire 820 has greater width than HTC One A9S. |
| Depth | 7.74 mm | 7.99 mm | HTC Desire 820 is narrower than HTC Desire 820. |
| Weight | 155 g | 150 g | HTC One A9S is lighter than HTC Desire 820. |
| Body Colour | Tuxedo grey | Marble white | - | |
| Body Material | Polycarbonate | Metal | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | - | Single-SIM |
| DISPLAY | HTC Desire 820 | HTC One A9S |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | Super LCD 2 | Super LCD | |
| Screen Size (Display Size) | 5.5" | 5" | HTC Desire 820 has larger screen size than HTC One A9S. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1280 x 720 pixels | Both phones have the same screen resolution. |
| Display Format | HD | HD | |
| Pixel Density | 267 ppi | 294 ppi | HTC One A9S has better pixel density than HTC Desire 820. |
| Colour Depth | 16.7 million colours | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Corning Gorilla Glass (scratch resistant glass) |
| PROCESSOR | HTC Desire 820 | HTC One A9S |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | MediaTek Helio P10 | |
|---|---|---|---|
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | HTC One A9S has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | - |
| MEMORY | HTC Desire 820 | HTC One A9S |
|---|
| RAM | 2 GB | 2 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 16 GB | Both phones have the same internal memory capacity. |
| User Memory | 11.2 GB | 10.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | HTC Desire 820 | HTC One A9S |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Sensor Type | BSI-CMOS | BSI | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.2 | F/2.2 | Both phones have the same camera lens aperture. |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | HTC One A9S has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 28 mm | 28.3 mm | |
| Self-Timer Delay | - | 0 - 10 sec | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode | Panorama, Pro mode, HYPERLAPSE, RAW mode | |
| Face Recognition (Face ID) | Face detection | Face detection | Both phones have face detection. |
| Light Source | LED light | LED light | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Sapphire crystal lens cover, HTC Zoe, Video Pic |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | HTC Desire 820 has better front camera resolution than HTC One A9S. |
| Sensor Type (Front) | BSI-CMOS | BSI | |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | - | F/2.8 | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Face fusion | Live make-up | |
| Camera Modes (Front) | - | Auto selfie (smile selfie, still selfie) | |
| Face Recognition (Face ID) | - | Face detection | HTC One A9S has face detection. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | - | HTC UltraPixel Camera, Voice selfie, Self timer up to 10 seconds |
| BATTERY AND CHARGING | HTC Desire 820 | HTC One A9S |
|---|
| Battery Capacity (Battery Size) | 2600 mAh | 2300 mAh | HTC Desire 820 has larger battery capacity than HTC One A9S. |
|---|---|---|---|
| Standby Time | 455 hours | 432 hours | HTC Desire 820 has longer standby time than HTC One A9S. |
| Talk Time | 1068 minutes | 786.6 minutes | HTC Desire 820 has longer battery life when making calls than HTC One A9S. |
| Run Time Details | Talk (WCDMA): up to 1068 min Standby (WCDMA): up to 455 hrs |
Talk (WCDMA): up to 786.6 min Standby (WCDMA): up to 432 hrs |
|
| Battery Technology | Lithium polymer | Lithium polymer |
| CELLULAR | HTC Desire 820 | HTC One A9S |
|---|
| Technology | WCDMA (UMTS) / GSM | 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 | HTC Sense | |
| Navigation | A-GPS, GLONASS | GPS, GLONASS |
| COMMUNICATIONS | HTC Desire 820 | HTC One A9S |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, 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 3, Band 7, Band 8, Band 20 | |
| 4G LTE Frequency | FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.2 | |
| Bluetooth Profiles | 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 | HTC One A9S |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | WAV, MP3, OGG, MKA, M4A, 3GA, MP4, MID | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | MKV, AVI, MPEG-4, WMV, 3GP, TS, WebM, 3G2 | |
| Sound Enhancements | HTC BoomSound | HTC BoomSound |
| FEATURES | HTC Desire 820 | HTC One A9S |
|---|
| 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 | Ambient light sensor, proximity sensor, digital compass, magnetometer, G-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 | Wi-Fi Miracast, Dual microphones, HTC Connect, HTC Freestyle Layout |
| OTHERS | HTC Desire 820 | HTC One A9S |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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