In depth comparison and review of Lenovo 100e (2nd Gen) (81M8) and Lenovo ThinkPad E15 Gen 2 (20TD). 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 E15 Gen 2 (20TD) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
reasonable price
average display quality
limited graphics power
no thunderbolt support
mediocre battery life
| DESIGN AND DIMENSIONS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29 cm x 20.4 cm x 1.99 cm | 36.5 cm x 24 cm x 1.89 cm |
| Weight | 1.13 kg | 1.7 kg |
| Case Material | Polycarbonate ABS | Aluminum, polycarbonate ABS |
| Colour | Black | Black |
| DISPLAY | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Screen Size (Type) | 11.6" | 15.6" - IPS |
|---|---|---|
| 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 | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, 170° viewing angle |
| PROCESSOR | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| CPU | Intel Celeron N4000 / 1.1 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 32 GB |
| RAM Type | LPDDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 3200 MHz |
| Rated Speed | 2400 MHz | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Main Storage Size (HDD/SSD) | 64 GB eMMC | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Max Monitors Supported | - | 2 external monitor(s) |
| 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 |
| Audio Features | - | Harman/kardon stereo speakers |
| COMMUNICATIONS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 Card | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8111H-CG |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 45 Wh |
| Battery Life | Up to 10 hours | Up to 10.8 hours |
| AC ADAPTER | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Slots | - | 1 x M.2 Card (1 free) |
|---|---|---|
| Interfaces | USB-C 3.0 (Power Delivery) USB 3.0 USB 3.0 (Always On) Headphone/microphone combo jack HDMI |
USB 3.2 Gen 1 (Always On) USB 2.0 USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Operating System (OS) | Windows 10 Pro National Academic | Windows 11 Pro - English |
|---|
| MISCELLANEOUS | Lenovo 100e (2nd Gen) (81M8) | Lenovo ThinkPad E15 Gen 2 (20TD) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM) Security Chip | Firmware 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-810H tested |
| Compliant Standards | RoHS | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 0.08 W/kg (body), 0.08 W/kg (limb) | 0.438 W/kg (body), 0.438 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | TCO Certified Notebooks 8 | TCO Certified Notebooks 8 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
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