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Brief information about compared phones: HTC Primo , Plum CompassHTC Primo 2012 year of release. cpu 1.0 GHz Scorpion. screen 3.7". with resolution 480x800. Smartphone has 5 megapixel main camera . Plum Compass 2016 year of release. cpu Quad-core 1.3 GHz Cortex-A7. screen 5". with resolution 720x1280. Smartphone has 2 megapixel front camera and 8 megapixel main camera . |
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| Display | Technology | Super LCD2 | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 3.7" inch | 5" inch | ||
| Screen area | 39.0 cm2 | 68.9 cm2 | ||
| Screen format | 5:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 54.3% | 65.0% | ||
| Screen resolution | 480 x 800 px | 720 x 1280 px | ||
| PPI /points per inch/ | 252 PPI | 294 PPI | ||
| Camera and Video | Rear camera, main | 5 MP, Single | 8 MP, Single | |
| Camera specs | 5 MP, AF | 8 MP, AF | ||
| Functions | LED flash | LED flash | ||
| Video | 720p | Yes | ||
| Front camera, selfie | 0 MP, | 2 MP, Single | ||
| Specifications | No | 2 MP | ||
| Performance | Operating system OS | Android 4.0.3 (Ice Cream Sandwich), not upgradable to 4.1 (Jelly Bean); Sense UI 4 | Android 6.0 (Marshmallow) | |
| Chipset | Qualcomm MSM8255 Snapdragon S2 | Spreadtrum SC7731C | ||
| Processor CPU | 1.0 GHz Scorpion | Quad-core 1.3 GHz Cortex-A7 | ||
| Graphics processor GPU | Adreno 205 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 32 GB | ||
| Internal memory | 4 GB (1 GB user available), 512 MB RAM | 8 GB, 1 GB RAM | ||
| General specs | Release date | 2012, February. Released 2012, April | 2016, December | |
| Dimensions (HxWxD) | 120.3 Х 59.7 Х 9.2 mm | 146 Х 72.6 Х 9.8 mm | ||
| Weight | 115 g | 168.7 g | ||
| Colors | Black, Brown | Black, Blue, Red, Gold, White | ||
| Battery | 1500 mAh, Non-removable Li-Ion | 2000 mAh, Removable Li-Ion | ||
| Approximate price | 130 EUR | |||
| Battery life | Stand by time- Up to 620 h (2G) / Up to 600 h (3G) Talking time- Up to 25 h (2G) / Up to 20 h (3G) | |||
| Communication and Connectivity | SIM card | Mini-SIM | Dual SIM (Micro-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | ||
| Speed | HSPA | HSPA 21.1/5.76 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 4.0, A2DP, aptX | 4.0, A2DP | ||
| Harmful irradiation | SAR - 0.87 W/kg (head) 0.77 W/kg (body) SAR EU - 0.87 W/kg (head) | |||
| Music and Audio | Radio | Stereo FM radio, RDS | FM radio | |
| Headphone jack | Yes | Yes | ||
| Others | Beats Audio | |||
| Other features | Dop | Sensors Accelerometer, proximity - DivX/XviD/MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -Document editor -Voice memo/dial -Predictive text input | Sensors Accelerometer | |
