Lenovo Vibe K4 Note vs Lenovo K3 Note
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| PHONES | ||
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| Phone Names | Lenovo Vibe K4 Note | Lenovo K3 Note |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G bands | 1, 3, 5, 7, 8, 20 - A7010 | 1, 3, 7, 38, 39, 40, 41 |
| Speed | HSPA, LTE Cat4 150/50 Mbps | HSPA, TD-SCDMA, LTE, TD-LTE |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| - | HSDPA 2100 - India | |
| Launch | ||
|---|---|---|
| Announced | 2016, January 05. Released 2016, January 05 | 2015, March. Released 2015, March |
| Status | Discontinued | Discontinued |
| Body | ||
|---|---|---|
| Build | Glass front (Gorilla Glass 3), plastic back, aluminum frame | - |
| Dimensions | 153.6 x 76.5 x 9.2 mm (6.05 x 3.01 x 0.36 in) | 152.6 x 76.2 x 8 mm (6.01 x 3.00 x 0.31 in) |
| SIM | Dual SIM (Micro-SIM, dual stand-by) | Dual SIM (Micro-SIM, dual stand-by) |
| Weight | 158 g (5.57 oz) | 150 g (5.29 oz) |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass 3 | Asahi Dragontrail Glass |
| Resolution | 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) | 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) |
| Size | 5.5 inches, 83.4 cm2 (~71.0% screen-to-body ratio) | 5.5 inches, 83.4 cm2 (~71.7% screen-to-body ratio) |
| Type | IPS LCD | IPS LCD |
| Platform | ||
|---|---|---|
| CPU | Octa-core 1.3 GHz Cortex-A53 | Octa-core 1.7 GHz Cortex-A53 |
| Chipset | Mediatek MT6753 (28 nm) | Mediatek MT6752 (28 nm) |
| GPU | Mali-T720MP3 | Mali-T760MP2 |
| OS | Android 5.1.1 (Lollipop), upgradable to 6.0 (Marshmallow) | Android 5.2 (Lollipop), upgradable to 6 (Marshmallow) |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDHC (dedicated slot) |
| Internal | 8GB 2GB RAM, 16GB 2GB RAM, 16GB 3GB RAM (A7010 a48), 32GB 2GB RAM | 16GB 2GB RAM |
| Main Camera | ||
|---|---|---|
| Features | Dual-LED dual-tone flash, HDR, panorama | Dual-LED flash, HDR, panorama |
| Single | 13 MP, f/2.2, PDAF | 13 MP, f/2.0, AF |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 5 MP, f/2.2 | 5 MP, f/2.4 |
| No | - | |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes, with stereo speakers | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | 4.0, A2DP, LE | 4.1, A2DP, LE |
| NFC | Yes | No |
| Positioning | GPS | GPS, GLONASS |
| Radio | FM radio, recording | FM radio |
| USB | microUSB 2.0 | microUSB 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Accelerometer, proximity, compass |
| MP3/WAV/eAAC+ player MP4/H.264 player Organizer Document viewer Photo viewer/editor Voice memo/dial/commands Predictive text input | - | |
| Battery | ||
|---|---|---|
| Stand-by | Up to 265 h (3G) | Up to 750 h (3G) |
| Talk time | Up to 23 h (2G) / Up to 22 h (3G) | Up to 36 h (3G) |
| Type | Li-Po 3300 mAh, non-removable | Li-Ion 3000 mAh, removable |
| Misc | ||
|---|---|---|
| Colors | Black | Onyx Black, Pearl White, Laser Yellow |
| Models | A7010a48 | K50a40, K50-t5, K50-t3s |
| Price | About 190 EUR | About 150 EUR |
| SAR EU | 0.84 W/kg (head) | - |
| Tests | ||
|---|---|---|
| Battery life | - | Endurance rating 53h |
| Camera | - | Photo / Video |
| Display | - | Contrast ratio: 1793:1 (nominal) |
| Loudspeaker | - | Voice 65dB / Noise 66dB / Ring 76dB |
| Performance | - | Basemark OS II 2.0: 984Basemark X: 5656 |
| OUR TESTS | ||
|---|---|---|
| Audio quality | Noise -93.3dB / Crosstalk -93.6dB | - |
| Battery (old) | Endurance rating 73h | Endurance rating 53h |
| Camera | Photo / Video | Photo / Video |
| Display | Contrast ratio: 940:1 (nominal), 2.254 (sunlight) | Contrast ratio: 1793:1 (nominal) |
| Loudspeaker | Voice 74dB / Noise 66dB / Ring 72dB | Voice 65dB / Noise 66dB / Ring 76dB |
| Performance | Basemark OS II 2.0: 729Basemark X: 4072 | Basemark OS II 2.0: 984Basemark X: 5656 |