In depth comparison and review of ASUS ExpertBook B1 (B1500CEA) and Lenovo ThinkPad X1 Extreme Gen 3 (20TK). 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 ASUS ExpertBook B1 (B1500CEA) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
ample connectivity options
comfortable keyboard
reasonable price
average display quality
modest battery life
heavier design
limited graphics performance
Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 3 (20TK) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful i7 processor
high-resolution display
robust build quality
ample connectivity options
good thermal management
heavy chassis
expensive price point
average battery life
noisy under load
| DESIGN AND DIMENSIONS | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 23.65 cm x 1.94 cm | 36.18 cm x 24.57 cm x 1.84 cm |
| Weight | 1.73 kg | 1.7 kg |
| Case Material | Aluminum, plastic | Glass-fibre reinforced plastic, carbon fibre reinforced plastic, aluminium alloy |
| Colour | Star black | Black weave |
| DISPLAY | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2160 (Ultra HD 4K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 200 cd/m² | 600 cd/m² |
| Colour Gamut | 45% NTSC | 100% Adobe RGB |
| Features | Anti-glare | Anti-glare, Wide Viewing Angle, HDR (high dynamic range), 178° viewing angle, Dolby Vision |
| PROCESSOR | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| CPU | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz | Intel Core i7 (10th Gen) 10750H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 5 GHz |
| Number of Cores | Quad-Core | 6-core |
| Cache | 8 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel WM490 |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2933 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA GeForce GTX 1650 Ti / Intel UHD Graphics |
| Video Memory | - | 4 GB GDDR6 SDRAM |
| Video System Features | - | Max-Q design |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | - | IR camera, ThinkShutter camera privacy |
| Sound | Speaker, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3286 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | ASUS Bang & Olufsen ICEpower | 3-magnet speakers |
| COMMUNICATIONS | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 80 Wh |
| Battery Life | - | Up to 15.6 hours |
| AC ADAPTER | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V, 3.42 A | 135 Watt |
| INPUT | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.2 Gen 2 USB 2.0 Thunderbolt 4 (supports DisplayPort) (Power Delivery) HDMI LAN VGA |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack LAN (on supplied adapter) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | ASUS ExpertBook B1 (B1500CEA) | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo USB-C to Ethernet Adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | 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 | System password, hard drive password, MIL-STD-810G tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| SAR Value | - | 2.512 W/kg (body), 0.967 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | - | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
| Model Number | EJ0042R | - |
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