On this page we compare specs HTC Dream 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 Dream | HTC Desire 820 |
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Operating system | Android 1.6 (Donut) | 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 | 192 MB RAM, 256 MB | 16 GB, 2 GB RAM |
External memory | microSD (dedicated slot) | microSD, up to 256 GB (dedicated slot) |
Display | HTC Dream | HTC Desire 820 |
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Type | TFT | LCD |
Size | 3.2" inc | 5.5" inc |
Resolution | 320 x 480 px | 720 x 1280 px |
Protection | | Corning Gorilla Glass 3 |
Touchscreen | capacitive touchscreen | capacitive touchscreen |
Screen-to-Body Ratio | 46.5% | 67.2% |
Display area | 30.5 cm2 | 83.4 cm2 |
Display aspect ratio | 3:2 (height:width) | 16:9 (height:width) |
Pixel Density | 180 PPI | 267 PPI |
Colors | 65K | 16M |
Connectivity | HTC Dream | 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 (headset support only) | 4.0, A2DP, aptX |
Edge | Class 10 | Yes |
GPRS | Class 10 | Yes |
GPS | Yes | 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 | microUSB 2.0, USB Host |
Camera | HTC Dream | HTC Desire 820 |
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Main camera | 3.15 MP, Single | 13 MP, Single |
Specs | 3.15 MP, AF | 13 MP, f/2.2, 28mm (wide), AF |
Features | | LED flash, HDR |
Video | Yes | 1080p@30fps, 720p@60fps |
Selfie camera | | 8 MP, Single |
Multimedia | HTC Dream | HTC Desire 820 |
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3.5 mm Jack | No | Yes |
Radio | No | FM radio |
Design | HTC Dream | 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 | 117.7 x 55.7 x 17.1 mm | 157.7 x 78.7 x 7.7 mm |
Weight | 158 g | 155 g |
Battery | HTC Dream | HTC Desire 820 |
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Battery capacity | 1150 mAh, Removable Li-Ion | 2600 mAh, Non-removable Li-Po |
Battery life | Stand by time- Up to 406 h Talking time- Up to 5 h 20 min
| Stand by time- Up to 424 h (3G) Talking time- Up to 22 h 24 min (3G)
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Other | HTC Dream | HTC Desire 820 |
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SAR | SAR - 1.07 W/kg (head), 1.20 W/kg (body) | |
Release date | 2009, February | 2014, September |
Sensors | Accelerometer, compass | Accelerometer, proximity, compass |