Side by side comparison and review of HTC Desire 820 and Archos Diamond Alpha. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 157.7 mm | 146.65 mm | HTC Desire 820 has greater height than Archos Diamond Alpha. |
| Width | 78.74 mm | 72.5 mm | HTC Desire 820 has greater width than Archos Diamond Alpha. |
| Depth | 7.74 mm | 7.45 mm | Archos Diamond Alpha is narrower than HTC Desire 820. |
| Weight | 155 g | 155 g | Both phones are the same weight. |
| Body Colour | Tuxedo grey | Marble white | - | |
| Body Material | Polycarbonate | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 0.761 W/kg (body), 1.02 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | Super LCD 2 | LTPS IPS | |
| Screen Size (Display Size) | 5.5" | 5.2" | HTC Desire 820 has larger screen size than Archos Diamond Alpha. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1920 x 1080 pixels | Archos Diamond Alpha has better screen resolution than HTC Desire 820. |
| Display Format | HD | Full HD | |
| Pixel Density | 267 ppi | 424 ppi | Archos Diamond Alpha has better pixel density than HTC Desire 820. |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| Display Features | - | 2.5D Glass | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 652 | |
|---|---|---|---|
| Clock Speed | - | 1.8 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Archos Diamond Alpha has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | Qualcomm ADRENO 510 |
| MEMORY | HTC Desire 820 | Archos Diamond Alpha |
|---|
| RAM | 2 GB | LPDDR3 SDRAM - 4 GB | Archos Diamond Alpha has more RAM than HTC Desire 820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Archos Diamond Alpha 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 256 GB |
| CAMERA | HTC Desire 820 | Archos Diamond Alpha |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Sensor Type | BSI-CMOS | - | |
| Lens Aperture | F/2.2 | F/2.2 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 6-element | |
| Focus Adjustment | Automatic | 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 | 4160 x 3120 | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Sapphire crystal lens cover, NeoVision 6.0 |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 13 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.2 |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 16 Megapixel | Archos Diamond Alpha has better front camera resolution than HTC Desire 820. |
| Sensor Type (Front) | BSI-CMOS | - | |
| Lens Aperture (Front) | - | F/2.0 | |
| Lens Element Qty (Front) | - | 5-element | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Face fusion | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Battery Capacity (Battery Size) | 2600 mAh | 2950 mAh | Archos Diamond Alpha 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 Ion |
| CELLULAR | HTC Desire 820 | Archos Diamond Alpha |
|---|
| 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 | Nubia UI 4.0 | |
| Intelligent Assistant | - | Google Now | |
| Navigation | A-GPS, GLONASS | GPS, GLONASS, BeiDou |
| COMMUNICATIONS | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSPA+ | |
|---|---|---|---|
| 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 | - | |
| 4G LTE Frequency | FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | - | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.2 LE | |
| 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 | SMS, MMS |
| MEDIA | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | AAC, AMR, FLAC, OGG, MKA, MIDI, M4A | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | MKV, FLV, AVI, MOV, MPEG-4, 3GP, MPEG | |
| Sound Enhancements | HTC BoomSound | - |
| FEATURES | HTC Desire 820 | Archos Diamond Alpha |
|---|
| 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, gyro sensor, G-sensor | |
| 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 | Multitasking |
| OTHERS | HTC Desire 820 | Archos Diamond Alpha |
|---|
| Included Accessories | Power adapter | USB cable, power adapter |
|---|
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