In depth comparison and review of Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) and Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145). 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 (2nd Gen) (20QV) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard comfort
high-resolution display
advanced security features
heavier than competitors
short battery life
high price point
noisy under load
Advantages and disadvantages of Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent processor performance
solid build quality
adequate connectivity options
average display quality
limited battery life
no backlit keyboard
modest graphics capability
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.18 cm x 24.57 cm | 36.22 cm x 25.15 cm x 1.99 cm |
| Weight | 1.7 kg | 1.85 kg |
| Case Material | Aluminum, glass-fibre reinforced plastic, carbon fibre reinforced plastic | Polycarbonate ABS |
| Colour | - | Grey IMR |
| DISPLAY | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - TN |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | - | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 220 cd/m² |
| Features | - | Anti-glare |
| PROCESSOR | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| CPU | No CPU | Intel Pentium Gold 5405U / 2.3 GHz |
|---|---|---|
| Number of Cores | - | Dual-Core |
| Cache | - | 2 MB |
| 64-bit Computing | - | Yes |
| Chipset | Mobile Intel CM246 | - |
| Features | - | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| RAM | 0 GB | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 2 | 0 |
| STORAGE | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Main Storage Size (HDD/SSD) | - | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Graphics Processor (GPU) | - | Intel UHD Graphics |
|---|---|---|
| Camera | Yes | Yes |
| Resolution | - | 0.3 Megapixel |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Conexant CX11880 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium, Dolby Atmos | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 200 | M.2 Card |
| BATTERY | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 30 Wh |
| Battery Life | Up to 14 hours | Up to 5.5 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 135 Watt | 45 Watt |
| INPUT | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Interfaces | USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack |
USB 2.0 2 x USB 3.1 Gen 1 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 (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Operating System (OS) | No operating system | Windows 10 Home in S mode - English |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QV) | Lenovo IdeaPad S145-15IWL (Lenovo IdeaPad S145) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | 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 | Administrator password, hard drive password, power-on password |
| Compliant Standards | RoHS | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 0.546 W/kg (body), 0.546 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Silver | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | - | 15IWL 81MV |
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