HTC One M8 |
Oppo A3s |
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Hardware and OS | HTC One M8 | Oppo A3s |
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Operating system | Android 4.4.2 (KitKat), upgradable to 6.0 (Marshmallow); Sense UI 6 | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | Quad-core 2.3 GHz (US/EMEA)/ 2.5 GHz (Asia, China) Krait 400 | Octa-core 1.8 GHz Cortex-A53 |
Chipset | Qualcomm MSM8974AB Snapdragon 801 (28 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
GPU | Adreno 330 | Adreno 506 |
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 | Oppo A3s |
Type | Super LCD3 | IPS LCD |
Size | 5" inc | 6.2" inc |
Resolution | 1080 x 1920 px | 720 x 1520 px |
Protection | Corning Gorilla Glass 3 | |
Touchscreen | capacitive touchscreen | capacitive touchscreen |
Screen-to-Body Ratio | 66.7% | 81.2% |
Display area | 68.9 cm2 | 95.9 cm2 |
Display aspect ratio | 16:9 (height:width) | 19:9 (height:width) |
Pixel Density | 441 PPI | 271 PPI |
Colors | 16M | 16M |
Connectivity | HTC One M8 | Oppo A3s |
2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
4G Network | LTE band 3(1800), 7(2600), 8(900), 20(800) | LTE |
Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
SIM card | Nano-SIM | Dual SIM (Nano-SIM, dual stand-by) |
Bluetooth | 4.0, A2DP, aptX | 4.2, A2DP, LE |
Edge | Yes | Yes |
GPRS | Yes | Yes |
GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS |
NFC | Yes (market/operator dependent) | |
Speed | HSPA 42.2/21.1(AT&T)/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
USB | microUSB 2.0 (MHL TV-out), USB Host | microUSB 2.0, USB On-The-Go |
Camera | HTC One M8 | Oppo A3s |
Main camera | 4 MP, Single | 13 MP, Dual |
Specs | 4 MP, f/2.0, 27mm (wide), 1/3', 2µm, AF -4 MP, depth sensor | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor |
Features | HDR, panorama, dual-LED dual-tone flash | LED flash, HDR, panorama |
Video | 1080p@60fps, 720p@120fps, HDR, stereo sound rec. | 1080p@30fps |
Selfie camera | 5 MP, Single | 8 MP, Single |
Multimedia | HTC One M8 | Oppo A3s |
3.5 mm Jack | Yes | Yes |
Radio | Stereo FM radio, RDS | FM radio |
Design | HTC One M8 | Oppo A3s |
Colors | Gunmetal Gray, Glacial Silver, Amber Gold | Red, Dark Purple |
Body build | Aluminum body | |
Dimensions | 146.4 x 70.6 x 9.4 mm | 156.2 x 75.6 x 8.2 mm |
Weight | 160 g | 168 g |
Battery | HTC One M8 | Oppo A3s |
Battery capacity | 2600 mAh, Non-removable Li-Po | 4230 mAh, Non-removable Li-Ion |
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) | |
Other | HTC One M8 | Oppo A3s |
SAR | SAR EU - 0.42 W/kg (head), 0.22 W/kg (body) | |
Release date | 2014, March | 2018, July |
Sensors | Accelerometer, gyro, proximity, compass, barometer , Infrared port | Accelerometer, proximity, compass |