In depth comparison and review of Lenovo 100e (2nd Gen) (81M8) and Lenovo ThinkPad T490s (20NX). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo 100e (2nd Gen) (81M8) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
rugged design
compact and lightweight
decent battery life
efficient for basic tasks
limited storage capacity
low-resolution display
modest performance
fewer connectivity options
Advantages and disadvantages of Lenovo ThinkPad T490s (20NX) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive battery life
lightweight design
good security features
average display brightness
limited graphics performance
no HDMI port
higher price point
| DESIGN AND DIMENSIONS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29 cm x 20.4 cm x 1.99 cm | 32.9 cm x 22.615 cm x 1.67 cm |
| Weight | 1.13 kg | 1.35 kg |
| Case Material | Polycarbonate ABS | Magnesium alloy, carbon fibre reinforced plastic |
| Colour | Black | Black |
| DISPLAY | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Screen Size (Type) | 11.6" | 14" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Features | Anti-glare | Anti-glare, on-cell touch technology, 170° viewing angle, 72% NTSC colour gamut |
| PROCESSOR | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| CPU | Intel Celeron N4000 / 1.1 GHz | Intel Core i5 (8th Gen) 8265U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 3.9 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2400 MHz |
| Rated Speed | 2400 MHz | 2666 MHz |
| STORAGE | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Main Storage Size (HDD/SSD) | 64 GB eMMC | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba |
|---|
| AUDIO & VIDEO | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | - | IR camera, ThinkShutter camera privacy |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio Premium |
| COMMUNICATIONS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 Card | Intel Wireless-AC 9560 |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter |
| BATTERY | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 57 Wh |
| Battery Life | Up to 10 hours | Up to 20 hours |
| AC ADAPTER | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Interfaces | USB-C 3.0 (Power Delivery) USB 3.0 USB 3.0 (Always On) Headphone/microphone combo jack HDMI |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Dock Headphone/microphone combo jack Lenovo Ethernet extension connector |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Operating System (OS) | Windows 10 Pro National Academic | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad T490s (20NX) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | RoHS | RoHS |
| SAR Value | 0.08 W/kg (body), 0.08 W/kg (limb) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
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