| Global Score | |
| 60.1 | 61 |
| Basic Information | |
| Lenovo | Dell |
| Android 5.0 | Android 4.4 |
| 0000-00-00 | 0000-00-00 |
| 8.27 x 4.92 x 0.35 inches | 8.50 x 4.90 x 0.24 inches |
| 11.64 ounces | 10.76 ounces |
| Blue, Pink and White | -- |
| Scratch-Resistant Glass | -- |
| $ 259.00 | $ 249.00 |
| Display / Screen | |
| 8 inches | 8.4 inches |
| 800 x 1280 pixels | 1600 x 2560 pixels |
| IPS LCD | OLED |
| 189 pixels per inch | 359 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7.1 | 8.5 |
| Performance | |
| MediaTek MT8732 chipset | Intel Atom Z3580 chipset |
| 64-bit ARM Cortex-A53 (Quad-Core 1300 MHz) processor | 64-bit 64-bit (Quad-Core 2330 MHz) processor |
| 1 GB RAM | 2 GB RAM |
| ARM Mali-T760 MP2 (Dual-Core 416 MHz) GPU | PowerVR G6430 (600 MHz) GPU |
| 9.36 | 10.08 |
| Storage | |
| 16 GB internal memory | 16 GB internal memory |
| microSD (up to 32 GB) external memory slot | microSD, microSDHC, microSDXC (up to 512 GB) external memory slot |
| 5.72 | 8.44 |
| Camera | |
| 5.00 MP + 2.00 MP | 8.00 MP + 2.00 MP |
| 6.05 | 6.38 |
| Networks | |
| Wi-Fi | Wi-Fi |
| LTE (4G), HSPA, HSUPA, EDGE, GPRS and GSM | -- |
| Micro SIM, Dual SIM | -- |
| 5.9 | 2.4 |
| Battery Life | |
| 4200mAh Li-Ion Battery | -- |
| Non-Removable Battery | Removable Battery |
| 6.08 | 1.36 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 4.0 |
| GPS | -- |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer and Light Sensor |
Dell Venue 8 7840 has a general score of 61, which is a bit better than the Lenovo TAB 2 A8's global score of 60.1. The Dell Venue 8 7840 is a extremely thinner and just a little lighter device than the Lenovo TAB 2 A8. Both of these tablets include Android OS, but the Dell Venue 8 7840 has the previous 4.4 version while Lenovo TAB 2 A8 has Android 5.0 version.
Dell Venue 8 7840 has a more vivid display than Lenovo TAB 2 A8, because it has a much greater display density, a little larger screen and a much better 2560 x 1600 resolution. Dell Venue 8 7840 features a way bigger storage capacity for applications, games, photos and videos than Lenovo TAB 2 A8, and although they both have equal internal memory, the Dell Venue 8 7840 also has an external memory slot that admits a maximum of 512 GB.
Dell Venue 8 7840 features a bit faster processing unit than Lenovo TAB 2 A8, because although it has a weaker 600 MHz graphics processing unit, and they both have a 64 bits processing unit and 4 processing cores, the Dell Venue 8 7840 also counts with a higher amount of RAM. Dell Venue 8 7840 has a little bit better camera than Lenovo TAB 2 A8, because it has a way higher resolution back-facing camera.
Lenovo TAB 2 A8 features a much longer battery lifetime than Dell Venue 8 7840.
In addition to being the best tablet in our comparison, the Dell Venue 8 7840 is also cheap compared to the other tablet.
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