HTC One M8 |
HTC Desire 820 |
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Hardware and OS | HTC One M8 | HTC Desire 820 |
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Operating system | Android 4.4.2 (KitKat), upgradable to 6.0 (Marshmallow); Sense UI 6 | Android 4.4.2 (KitKat), upgradable to 6.1 (Marshmallow); Sense UI 7 |
Processor | Quad-core 2.3 GHz (US/EMEA)/ 2.5 GHz (Asia, China) Krait 400 | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) |
Chipset | Qualcomm MSM8974AB Snapdragon 801 (28 nm) | Qualcomm MSM8939 Snapdragon 615 (28 nm) |
GPU | Adreno 330 | Adreno 405 |
Internal memory | 16/32 GB, 2 GB RAM | 16 GB, 2 GB RAM |
External memory | microSD, up to 256 GB (dedicated slot) | microSD, up to 256 GB (dedicated slot) |
Display | HTC One M8 | HTC Desire 820 |
Type | Super LCD3 | LCD |
Size | 5" inc | 5.5" inc |
Resolution | 1080 x 1920 px | 720 x 1280 px |
Protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 3 |
Touchscreen | capacitive touchscreen | capacitive touchscreen |
Screen-to-Body Ratio | 66.7% | 67.2% |
Display area | 68.9 cm2 | 83.4 cm2 |
Display aspect ratio | 16:9 (height:width) | 16:9 (height:width) |
Pixel Density | 441 PPI | 267 PPI |
Colors | 16M | 16M |
Connectivity | HTC One M8 | HTC Desire 820 |
2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - EMEA, Asia |
4G Network | LTE band 3(1800), 7(2600), 8(900), 20(800) | LTE band 3(1800), 7(2600), 8(900), 20(800) - Europe |
Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot |
Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
SIM card | Nano-SIM | Nano-SIM |
Bluetooth | 4.0, A2DP, aptX | 4.0, A2DP, aptX |
Edge | Yes | Yes |
GPRS | Yes | Yes |
GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
NFC | Yes (market/operator dependent) | Yes (optional) |
Speed | HSPA 42.2/21.1(AT&T)/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
USB | microUSB 2.0 (MHL TV-out), USB Host | microUSB 2.0, USB Host |
Camera | HTC One M8 | HTC Desire 820 |
Main camera | 4 MP, Single | 13 MP, Single |
Specs | 4 MP, f/2.0, 27mm (wide), 1/3', 2µm, AF -4 MP, depth sensor | 13 MP, f/2.2, 28mm (wide), AF |
Features | HDR, panorama, dual-LED dual-tone flash | LED flash, HDR |
Video | 1080p@60fps, 720p@120fps, HDR, stereo sound rec. | 1080p@30fps, 720p@60fps |
Selfie camera | 5 MP, Single | 8 MP, Single |
Multimedia | HTC One M8 | HTC Desire 820 |
3.5 mm Jack | Yes | Yes |
Radio | Stereo FM radio, RDS | FM radio |
Design | HTC One M8 | HTC Desire 820 |
Colors | Gunmetal Gray, Glacial Silver, Amber Gold | Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tangerine White, Saffron Grey, Flamingo Grey, Blue Misty, Monarch Orange |
Dimensions | 146.4 x 70.6 x 9.4 mm | 157.7 x 78.7 x 7.7 mm |
Weight | 160 g | 155 g |
Body build | Aluminum body | |
Battery | HTC One M8 | HTC Desire 820 |
Battery capacity | 2600 mAh, Non-removable Li-Po | 2600 mAh, Non-removable Li-Po |
Battery life | Stand by time- Up to 271 h (2G) / Up to 496 h (3G) Talking time- Up to 14 h (2G) / Up to 20 h (3G) | Stand by time- Up to 424 h (3G) Talking time- Up to 22 h 24 min (3G) |
Other | HTC One M8 | HTC Desire 820 |
Release date | 2014, March | 2014, September |
Sensors | Accelerometer, gyro, proximity, compass, barometer , Infrared port | Accelerometer, proximity, compass |
SAR | SAR EU - 0.42 W/kg (head), 0.22 W/kg (body) |