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Brief information about compared phones: Celkon A40 , Coolpad Note 3sCelkon A40 2014 year of release. cpu Dual-core 1.3 GHz. screen 4". with resolution 480x800. Smartphone has 0 megapixel front camera and 5 megapixel main camera . Coolpad Note 3s 2016 year of release. cpu Octa-core (4x1.3 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53). screen 5.5". with resolution 720x1280. Smartphone has 5 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | touchscreen | capacitive touchscreen | ||
| Display colors | 16M | |||
| Screen size | 4" inch | 5.5" inch | ||
| Screen area | 45.5 cm2 | 83.4 cm2 | ||
| Screen format | 5:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 56.4% | 69.7% | ||
| Screen resolution | 480 x 800 px | 720 x 1280 px | ||
| PPI /points per inch/ | 233 PPI | 267 PPI | ||
| Screen protection | Scratch-resistant glass | |||
| Camera and Video | Rear camera, main | 5 MP, Single | 13 MP, Single | |
| Camera specs | 5 MP | 13 MP, AF, f/2.2 | ||
| Functions | LED flash, HDR, panorama | |||
| Video | Yes | 1080p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 5 MP, Single | ||
| Specifications | VGA | 5 MP, f/2.2 | ||
| Performance | Operating system OS | Android 4.2.2 (Jelly Bean) | Android 6.0 (Marshmallow) | |
| Chipset | Qualcomm MSM8929 Snapdragon 415 (28 nm) | |||
| Processor CPU | Dual-core 1.3 GHz | Octa-core (4x1.3 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) | ||
| Graphics processor GPU | Adreno 405 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 32 GB | ||
| Internal memory | 4 GB, 512 MB RAM | 32 GB, 3 GB RAM | ||
| Antutu 7 score | 34826 | |||
| General specs | Release date | 2014, January | 2016, November | |
| Dimensions (HxWxD) | 126.2 Х 64 Х 10.8 mm | 154.5 Х 77.4 Х 8.3 mm | ||
| Weight | 126.5 g | 163 g | ||
| Colors | White, Yellow, Blue | White, Gold | ||
| Battery | 1500 mAh, Li-Ion | 2500 mAh, Non-removable Li-Po | ||
| Battery life | Stand by time- Up to 200 h (3G) Talking time- Up to 8 h (3G) | |||
| Communication and Connectivity | SIM card | Dual SIM | Dual SIM | |
| Network | Show all network frequencies: | Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800), 5(850), 40(2300) | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | |||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | ||
| GPS | Yes | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB 2.0, USB Host | ||
| Bluetooth | 2.0 | 4.0, A2DP | ||
| Harmful irradiation | SAR EU - 0.57 W/kg (head) 0.65 W/kg (body) | |||
| Music and Audio | Radio | FM radio | Stereo FM radio; recording | |
| Headphone jack | Yes | Yes | ||
| Others | Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer, proximity | Sensors Fingerprint (rear-mounted), accelerometer, proximity - Also known as Coolpad Note 3S Y91-I00 | |
