Sony Xperia Z4 Tablet LTE vs Nokia T20
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| PHONES | ||
|---|---|---|
| Phone Names | Sony Xperia Z4 Tablet LTE | Nokia T20 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - US, LATAM |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 40, 66 - US, LATAM |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps | HSPA, LTE Cat4 150/50 Mbps - cellular model only |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| - | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International | |
| Launch | ||
|---|---|---|
| Announced | 2015, March. Released 2015, June | 2021, October 06 |
| Status | Discontinued | Available. Released 2021, November 02 |
| Body | ||
|---|---|---|
| Build | - | Glass front, aluminum back |
| Dimensions | 254 x 167 x 6.1 mm (10.0 x 6.57 x 0.24 in) | 247.6 x 157.5 x 7.8 mm (9.75 x 6.20 x 0.31 in) |
| SIM | Nano-SIM | Nano-SIM (cellular model only) |
| Weight | 393 g (13.86 oz) | 465 g (Wi-Fi), 470 g (LTE) (1.03 lb) |
| IP68 dust/water resistant (up to 1.5m for 30 min) | Splash resistant | |
| Display | ||
|---|---|---|
| Protection | Scratch-resistant glass, oleophobic coating | Scratch-resistant glass |
| Resolution | 2560 x 1600 pixels, 16:10 ratio (~299 ppi density) | 1200 x 2000 pixels, 5:3 ratio (~224 ppi density) |
| Size | 10.1 inches, 295.8 cm2 (~69.7% screen-to-body ratio) | 10.4 inches, 307.9 cm2 (~78.9% screen-to-body ratio) |
| Type | IPS LCD | IPS LCD, 400 nits (typ) |
| Triluminos display X-Reality Engine | - | |
| Platform | ||
|---|---|---|
| CPU | Octa-core (4x1.5 GHz Cortex-A53 & 4x2.0 GHz Cortex-A57) | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| Chipset | Qualcomm MSM8994 Snapdragon 810 (20 nm) | Unisoc T610 (12 nm) |
| GPU | Adreno 430 | Mali-G52 MP2 |
| OS | Android 5.0 (Lollipop), upgradable to 7.1 (Nougat) | Android 11, upgradable to Android 13 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 32GB 3GB RAM | 32GB 3GB RAM, 64GB 4GB RAM |
| eMMC 5.0 | eMMC 5.1 | |
| Main Camera | ||
|---|---|---|
| Features | HDR | LED flash |
| Single | 8.1 MP, AF | 8 MP, AF |
| Video | 1080p@30fps, HDR | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 5.1 MP | 5 MP |
| Video | - | Yes |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
| Comms | ||
|---|---|---|
| Bluetooth | 4.1, A2DP, LE, aptX | 5.0, A2DP, LE |
| NFC | Yes | No |
| Positioning | GPS, GLONASS, BDS | GPS - cellular model only |
| Radio | FM radio, RDS | FM radio |
| USB | microUSB 2.0 (MHL 3.0 TV-out) | USB Type-C 2.0 |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Features | ||
|---|---|---|
| Sensors | Accelerometer, gyro, compass | Accelerometer |
| ANT+ | - | |
| Battery | ||
|---|---|---|
| Charging | 18W wired, QC2 | 15W wired |
| Type | Li-Po 6000 mAh, non-removable | Li-Po 8200 mAh |
| Misc | ||
|---|---|---|
| Colors | Black, White | Deep Ocean |
| Models | SGP771 | TA-1397, TA-1394, TA-1392 |
| Price | About 500 EUR | About 200 EUR |
| SAR | - | 1.34 W/kg (body) |
| SAR EU | - | 1.35 W/kg (body) |
| Tests | ||
|---|---|---|
| Battery life | Endurance rating 105h | - |
| OUR TESTS | ||
|---|---|---|
| Battery (old) | Endurance rating 105h | - |
| Display | - | 1786:1 contrast ratio, 422 nits max brightness (measured) |