HTC One M8 (16GB) vs HTC Desire 820 (Dual-Sim)
Side by side comparison between HTC One M8 vs HTC Desire 820 phones, differences, pros, cons and full specifications. What's the better?
,
5"
SLCD3
SLCD3
1080x1920
4.1
MP
MP
5mp
2GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Non removable)
vs
5.5"
SLCD3
SLCD3
720x1280
13
MP
MP
8mp
2GB
RAM
RAM
Octa-core
2600
mAh
mAh
(Non removable)
What's the better phone? HTC One M8 (16GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
15 Advantages 
6 Advantages | 30 Common items in both devices |
| 2GB LPDDR3 |
| 16GB (11GB available) / 16GB (12GB available) |
| Until 128GB microSD, microSDXC |
| TFT Super LCD 3 |
| 16 million |
| Only digital zoom |
| Autofocus |
| +23 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Model | One M8 (16GB) | Desire 820 (Dual-Sim) |
| Other model names | HTC One M8 2014 4G LTE-A for EMEA, HTC One 2014 M8, HTC M8 | HTC Desire 820q Dual Sim, HTC Desire 820 Dual Chip |
| Country or region available | feature not registered | feature not registered |
| Brand | HTC | HTC |
| Release date | 3/25/2014 | 10/1/2014 |
| Depth | 9.4 millimeters (0.37 inches) | 7.7 millimeters (0.3 inches) |
| Size (width x height) | 70.6 x 146.4 millimeters (2.78 x 5.76 in) | 78.7 x 157.7 millimeters (3.1 x 6.21 in) |
| Weight | 160 grams (5.6 ounces) | 155 grams (5.43 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Water splash resistant (don't immerse) | Not supported |
📲 Display | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Display type | TFT Super LCD 3 | TFT Super LCD 3 |
| Screen size | 5" inches | 5.5" inches |
| Screen-to-body ratio | ~66.7% (screen-to-body ratio) | ~67.2% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 441 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| System version | Android 4.4.2 KitKat | Android 4.4.2 KitKat |
| Firmware update | Android 6.0 Marshmallow | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Chipset | 32bit: Qualcomm Snapdragon 801 MSM8974AB (28nm) | 64bit: Qualcomm Snapdragon 615 MSM8939 (28nm) |
| CPU | Quad-core, 1 processor: 4x 2.3GHz Krait 400 (Quad-core) | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 330 | Qualcomm Adreno 405 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 16GB (11GB available) | 16GB (12GB available) |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 T-Mobile model: UMTS 850/1700/1900/2100 AT&T model: UMTS 850/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 EMEA model: LTE 800/900/1800/2600 (Bands 3,7,8,20) Asia model: LTE 700/900/1800/2100/2600 (Bands 1,3,7,8,28) T-Mobile model: LTE 700/1700 (Bands 4,17) AT&T and India model: LTE 700/850/1700/1900/2600 (Bands 2,4,5,7,17) TD-LTE 2300 (Bands 40) | LTE 900/1800/2100/2600, TD-LTE 1900/2300/2500/2600 (Bands 1,3,7,8,38,39,40,41) - Asia, India |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Back camera (main camera) | (dual camera) 4.1 megapixels 4MP f/2.027mm | 13 megapixels |
| Main camera resolution | 2688x1520 pixels | 4160x3120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 27mm (lens) | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 2µm pixel | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Front camera (secondary) | 5 megapixels | 8 megapixels |
| Front camera resolution | 2592x1944 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.264, H.263, WMV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2600 mAh | 2600 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 20 hours | 22 hours |
| Standby | 496 hours (20.7 days) | 424 hours (17.7 days) |
➕ Other features | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gunmetal Gray, Glacial Silver, Amber Gold • USB On-The-Go • HTC Sense 6.0 UI • HTC Beats Audio | • Colors: White, Grey, Tangerine, Blue, Orange • HTC Sense UI 6.0 • HTC BoomSound • Face Fusion Java framework |
☢️ Radiation rate | ||
| HTC One M8 (16GB) | HTC Desire 820 (Dual-Sim) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |