On this page we compare specs HTC Touch HD T8285 528 MHz ARM 11 with HTC Desire 820 Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53), we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
Hardware and OS | HTC Touch HD T8285 | HTC Desire 820 |
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Operating system | Microsoft Windows Mobile 6.1 Professional | Android 4.4.2 (KitKat), upgradable to 6.1 (Marshmallow); Sense UI 7 |
Processor | 528 MHz ARM 11 | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) |
Chipset | Qualcomm MSM7201A | Qualcomm MSM8939 Snapdragon 615 (28 nm) |
GPU | Adreno 130 | Adreno 405 |
Internal memory | 288 MB RAM, 512 MB ROM | 16 GB, 2 GB RAM |
External memory | microSD, up to 16 GB (dedicated slot), 8 GB included | microSD, up to 256 GB (dedicated slot) |
Display | HTC Touch HD T8285 | HTC Desire 820 |
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Type | TFT | LCD |
Size | 3.8" inc | 5.5" inc |
Resolution | 480 x 800 px | 720 x 1280 px |
Protection | | Corning Gorilla Glass 3 |
Touchscreen | resistive touchscreen | capacitive touchscreen |
Screen-to-Body Ratio | 56.9% | 67.2% |
Display area | 41.1 cm2 | 83.4 cm2 |
Display aspect ratio | 5:3 (height:width) | 16:9 (height:width) |
Pixel Density | 246 PPI | 267 PPI |
Colors | 65K | 16M |
Other | TouchFLO 3D finger swipe navigation -Handwriting recognition | |
Connectivity | HTC Touch HD T8285 | HTC Desire 820 |
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2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
3G Network | | HSDPA 850 / 900 / 1900 / 2100 - EMEA, Asia |
4G Network | | LTE band 3(1800), 7(2600), 8(900), 20(800) - Europe |
Wi-Fi | Wi-Fi 802.11 b/g | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot |
Network | GSM / HSPA | GSM / HSPA / LTE |
SIM card | Mini-SIM | Nano-SIM |
Bluetooth | 2.0, A2DP | 4.0, A2DP, aptX |
Edge | Class 10 | Yes |
GPRS | Class 10 | Yes |
GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS |
NFC | | Yes (optional) |
Speed | HSPA 7.2/2 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
USB | miniUSB 2.0 | microUSB 2.0, USB Host |
Camera | HTC Touch HD T8285 | HTC Desire 820 |
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Main camera | 5 MP, Single | 13 MP, Single |
Specs | 5 MP, AF | 13 MP, f/2.2, 28mm (wide), AF |
Features | | LED flash, HDR |
Video | CIF@30fps | 1080p@30fps, 720p@60fps |
Selfie camera | 0.3 MP, Single | 8 MP, Single |
Multimedia | HTC Touch HD T8285 | HTC Desire 820 |
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3.5 mm Jack | Yes | Yes |
Radio | Stereo FM radio, RDS | FM radio |
Design | HTC Touch HD T8285 | HTC Desire 820 |
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Colors | Black | Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tangerine White, Saffron Grey, Flamingo Grey, Blue Misty, Monarch Orange |
Dimensions | 115 x 62.8 x 12 mm | 157.7 x 78.7 x 7.7 mm |
Weight | 146 g | 155 g |
Battery | HTC Touch HD T8285 | HTC Desire 820 |
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Battery capacity | 1350 mAh, Removable Li-Ion | 2600 mAh, Non-removable Li-Po |
Battery life | | Stand by time- Up to 424 h (3G) Talking time- Up to 22 h 24 min (3G)
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Other | HTC Touch HD T8285 | HTC Desire 820 |
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Release date | 2008, October | 2014, September |
Sensors | Accelerometer, proximity | Accelerometer, proximity, compass |