On this page we compare specs HTC DROID ERIS 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 DROID ERIS | HTC Desire 820 |
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Operating system | Android 2.1 (Eclair); Sense UI | 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 MSM7600 | Qualcomm MSM8939 Snapdragon 615 (28 nm) |
GPU | | Adreno 405 |
Internal memory | 288 MB RAM; 512 MB | 16 GB, 2 GB RAM |
External memory | microSD, up to 32 GB (dedicated slot), 8 GB included | microSD, up to 256 GB (dedicated slot) |
Display | HTC DROID ERIS | 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 | Corning Gorilla Glass 3 |
Touchscreen | capacitive touchscreen | capacitive touchscreen |
Screen-to-Body Ratio | 48.2% | 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 | 256K | 16M |
Connectivity | HTC DROID ERIS | HTC Desire 820 |
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2G Network | CDMA 800 / 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 | CDMA / EVDO | GSM / HSPA / LTE |
SIM card | Mini-SIM | Nano-SIM |
Bluetooth | 2.0, A2DP | 4.0, A2DP, aptX |
Edge | No | Yes |
GPRS | No | Yes |
GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS |
NFC | | Yes (optional) |
Speed | EV-DO Rev.A 3.1 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
USB | microUSB 2.0 | microUSB 2.0, USB Host |
Camera | HTC DROID ERIS | 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 | Yes | 1080p@30fps, 720p@60fps |
Selfie camera | | 8 MP, Single |
Multimedia | HTC DROID ERIS | HTC Desire 820 |
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3.5 mm Jack | Yes | Yes |
Radio | No | FM radio |
Design | HTC DROID ERIS | 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 | 113 x 56 x 13 mm | 157.7 x 78.7 x 7.7 mm |
Weight | 120 g | 155 g |
Battery | HTC DROID ERIS | HTC Desire 820 |
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Battery capacity | 1300 mAh, Removable Li-Ion | 2600 mAh, Non-removable Li-Po |
Battery life | Stand by time- Up to 373 h Talking time- Up to 3 h 30 min
| Stand by time- Up to 424 h (3G) Talking time- Up to 22 h 24 min (3G)
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Other | HTC DROID ERIS | HTC Desire 820 |
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SAR | SAR - 1.19 W/kg (head) | |
Release date | 2009, October | 2014, September |
Sensors | Accelerometer, proximity | Accelerometer, proximity, compass |