Nvidia Shield K1 vs. Lenovo Tab M7: A Deep Dive into Performance and Value

The Nvidia Shield K1, released in 2014, represented a high-water mark for Android gaming tablets. Now, years later, it faces a new contender: the Lenovo Tab M7, a budget-friendly option aimed at everyday use. This comparison examines whether the K1’s aging but powerful hardware can still compete with a modern, cost-optimized tablet.
Phones Images

🏆 Quick Verdict

For dedicated gamers and those prioritizing streaming, the Nvidia Shield K1 remains the superior choice due to its significantly more powerful Tegra K1 chipset. However, the Lenovo Tab M7 offers a more modern Android experience and better value for casual users seeking a basic tablet for media consumption and light tasks.

PHONES
Phone Names Nvidia Shield K1 Lenovo Tab M7
Network
2G bandsN/AGSM 850 / 900 / 1800 / 1900
3G bands-HSDPA 850 / 900 / 1900 / 2100
4G bands-1, 3, 4, 7, 8, 20
EDGENo-
GPRSNo-
Speed-HSPA, LTE - cellular model only
TechnologyNo cellular connectivityGSM / HSPA / LTE
Launch
Announced2015, November. Released 2015, November2019, September. Released 2019, October
StatusDiscontinuedDiscontinued
Body
Build-Glass front, aluminum back, aluminum frame
Dimensions221 x 126 x 9.2 mm (8.70 x 4.96 x 0.36 in)176.3 x 102.9 x 8.3 mm (6.94 x 4.05 x 0.33 in)
SIMNoNano-SIM (cellular model only)
Weight356 g (12.56 oz)236 g (8.32 oz)
 Stylus-
Display
Resolution1920 x 1200 pixels, 16:10 ratio (~283 ppi density)600 x 1024 pixels, 16:9 ratio (~170 ppi density)
Size8.0 inches, 185.6 cm2 (~66.6% screen-to-body ratio)7.0 inches, 137.9 cm2 (~76.0% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUQuad-core 2.2 GHz Cortex-A15Quad-core 1.3 GHz
ChipsetNvidia Tegra K1Mediatek MT8321 (28 nm) - Wi-FiMediatek MT8765B - Wi-Fi/LTE
GPUULP GeForce Kepler (192 cores)Mali-400
OSAndroid 5.0 (Lollipop), upgradable to 7.0 (Nougat)Android 9.0 (Pie) - 2GB RAM, Android 9.0 Pie (Go edition) - 1GB RAM
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal16GB 2GB RAM8GB 1GB RAM, 16GB 1GB RAM, 32GB 2GB RAM
Main Camera
FeaturesHDR-
Single5 MP, AF2 MP
VideoYes720p
Selfie camera
FeaturesHDR-
Single5 MP2 MP
Video-720p
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with stereo speakersYes
 Dual bass reflex port-
Comms
Bluetooth4.0, A2DP, LE4.2, A2DP, LE
NFCNoNo
PositioningGPS, GLONASSGPS, GLONASS - cellular model only
RadioNoFM radio
USBmicroUSB 2.0microUSB 2.0
WLANWi-Fi 802.11 a/b/g/n, dual-bandWi-Fi 802.11 b/g/n, Wi-Fi Direct
Features
SensorsAccelerometer, gyro, compassAccelerometer
 HDMI port-
Battery
TypeLi-Ion 5200 mAh, non-removable (19.75 Wh)Li-Po 3590 mAh, non-removable
Misc
ColorsBlackIron Grey, Platinum Grey, Onyx Black
Models-TB-7305F, TB-7305X, TB-7305I
PriceAbout 200 EURAbout 100 EUR

Nvidia Shield K1

  • Significantly more powerful processor for gaming and streaming.
  • Larger screen size for a more immersive experience.
  • Potential for custom ROMs and advanced features.

  • Aging hardware and software support.
  • Likely shorter battery life.
  • Potentially limited availability and higher price due to age.

Lenovo Tab M7

  • More affordable price point.
  • Modern Android operating system with potential for updates.
  • Better battery life due to efficient chipset.

  • Significantly weaker performance for gaming and demanding tasks.
  • Lower screen resolution and potentially inferior display quality.
  • Basic camera capabilities.

Display Comparison

Display specifications are not provided for either device. However, given the Shield K1’s release date, it likely features an LCD panel with a resolution around 1920x1200. The Lenovo Tab M7, being a budget device, likely utilizes a lower-resolution LCD as well. The K1’s larger screen size (8 inches vs. the Tab M7’s 7 inches) will offer a more immersive viewing experience, but the Tab M7’s smaller form factor enhances portability. Color accuracy and brightness are likely to be inferior on both devices compared to modern tablets.

Camera Comparison

Camera details are absent for both devices. Given their respective market segments, camera quality is unlikely to be a strong point for either. The Shield K1 was never marketed for its photography capabilities, and the Tab M7 likely features basic sensors suitable for video calls and occasional snapshots. Expect limited detail and poor low-light performance from both.

Performance

The core difference lies in the chipsets. The Nvidia Shield K1’s Tegra K1, with its quad-core 2.2 GHz Cortex-A15 CPU, was a flagship processor in its time, boasting a powerful GPU. This translates to significantly better graphics performance than the Lenovo Tab M7’s MediaTek MT8321, which features a quad-core 1.3 GHz CPU. The MT8321, built on a 28nm process, is designed for efficiency, not raw power. The K1’s architecture, while older, is optimized for gaming, while the Tab M7 struggles with even moderately demanding titles. The K1 likely has more RAM, further aiding performance, though the exact amount isn't specified. The Tab M7’s MT8765B Wi-Fi/LTE modem provides modern connectivity, something the original K1 may lack depending on the model.

Battery Life

Battery capacity is not specified for either device. However, the Tegra K1’s higher power consumption will likely result in shorter battery life on the Shield K1 compared to the Lenovo Tab M7, despite the Tab M7’s less powerful processor. The Tab M7’s efficiency-focused chipset and smaller screen size contribute to better battery endurance. Charging wattage is also unknown, but the Tab M7 likely supports faster charging due to its more modern design.

Buying Guide

Buy the Nvidia Shield K1 if you need a tablet capable of emulating older consoles, streaming games via GeForce Now, or enjoying demanding Android titles. Its Tegra K1 processor provides a level of graphical performance the Tab M7 simply cannot match. Buy the Lenovo Tab M7 if you prefer a lightweight, portable tablet for reading, browsing, and basic video playback. Its lower price point and more recent software support make it ideal for users prioritizing affordability and simplicity.

Frequently Asked Questions

❓ Can the Nvidia Shield K1 still play modern Android games?
While the Tegra K1 is powerful for its age, many modern Android games require newer hardware and software features. The K1 can handle some titles with reduced settings, but demanding games may experience performance issues or be incompatible. Emulation of older consoles is where the K1 truly shines.
❓ Is the Lenovo Tab M7 suitable for streaming video services like Netflix and YouTube?
Yes, the Lenovo Tab M7 is perfectly adequate for streaming video content. Its screen size and resolution are sufficient for comfortable viewing, and its Wi-Fi connectivity ensures smooth playback. However, it may struggle with high-resolution or HDR content.
❓ Does the Nvidia Shield K1 receive software updates anymore?
Official software updates from Nvidia have ceased for the Shield K1. However, the active Android developer community has created custom ROMs that can breathe new life into the device and provide access to newer Android versions, albeit with potential stability trade-offs.
❓ What kind of storage options are available on the Lenovo Tab M7?
The Lenovo Tab M7 typically comes with 16GB or 32GB of internal storage, expandable via a microSD card. This is crucial, as the operating system and pre-installed apps consume a significant portion of the internal storage.