In depth comparison and review of Lenovo ThinkPad X1 Extreme Gen 3 (20TL) and Lenovo IdeaPad 3 15IML05 (81WB). 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 ThinkPad X1 Extreme Gen 3 (20TL) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
high-resolution display
good thermal management
heavier than competitors
short battery life
expensive price point
limited port variety
Advantages and disadvantages of Lenovo IdeaPad 3 15IML05 (81WB) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
compact design
decent processor speed
solid build quality
adequate connectivity options
average display quality
limited graphics performance
modest battery life
no backlit keyboard
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.18 cm x 24.57 cm x 1.84 cm | 36.22 cm x 25.34 cm x 1.99 cm |
| Weight | 1.7 kg | 1.7 kg |
| Case Material | Carbon fibre hybrid (top), aluminium alloy (bottom) | Polycarbonate ABS |
| Colour | Black weave | Platinum grey |
| DISPLAY | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 3840 x 2160 (Ultra HD 4K) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 600 cd/m² | 220 cd/m² |
| Colour Gamut | 100% Adobe RGB | - |
| Features | Anti-glare, HDR (high dynamic range), 178° viewing angle, Dolby Vision | Anti-glare |
| PROCESSOR | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| CPU | Intel Core i7 (10th Gen) 10850H / 2.7 GHz | Intel Pentium Gold 6405U / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 5.1 GHz | - |
| Number of Cores | 6-core | Dual-Core |
| Cache | 12 MB | 2 MB |
| 64-bit Computing | - | Yes |
| Chipset | Mobile Intel WM490 | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| RAM | 32 GB (2 x 16 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 MHz | 2400 MHz |
| Rated Speed | 3200 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Western Digital | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Camera | Yes - 720p | Yes |
| Resolution | - | 0.3 Megapixel |
| Camera Features | IR camera, Windows Hello, fixed focus, ThinkShutter camera privacy | Privacy shutter, fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3286 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio |
| Audio Features | 3-magnet speakers | - |
| COMMUNICATIONS | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | M.2 Card |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Technology | 4-cell lithium polymer | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 35 Wh |
| Battery Life | Up to 15.6 hours | Up to 9 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 135 Watt, 20 V | 45 Watt |
| INPUT | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack |
2 x USB 3.2 Gen 1 USB 2.0 HDMI Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) | Lenovo IdeaPad 3 15IML05 (81WB) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested, self-healing BIOS | Administrator password, hard drive password, power-on password |
| Compliant Standards | RoHS, TCG Certified | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 2.512 W/kg (body), 0.967 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| 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 |
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