In depth comparison and review of ASUS ExpertBook B1 (B1500CDA) and Lenovo ThinkPad X1 Nano Gen 1 (20UN). 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 (B1500CDA) based on its technical characteristics, features, user experience, expert reviews and price level.
robust military-grade durability
efficient multitasking performance
comprehensive connectivity options
comfortable backlit keyboard
fast charging support
average display quality
modest graphics capabilities
heavier than competitors
limited aesthetic appeal
Advantages and disadvantages of Lenovo ThinkPad X1 Nano Gen 1 (20UN) based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
impressive battery life
robust security features
sharp display resolution
efficient performance
limited port selection
higher price point
no touchscreen option
average audio quality
| DESIGN AND DIMENSIONS | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 23.65 cm x 1.94 cm | 29.28 cm x 20.77 cm x 1.67 cm |
| Weight | 1.75 kg | 907 g |
| Case Material | Aluminum, plastic | Carbon fibre (top), magnesium alloy (bottom) |
| Colour | Black (bottom), star black (LCD cover), star black (top) | Black paint |
| DISPLAY | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Screen Size (Type) | 15.6" | 13" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2160 x 1350 (2K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 450 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | ASUS Splendid Video Intelligence Technology, anti-glare, Tru2Life, IPS-level | Anti-glare, 170° viewing angle, Low Power |
| PROCESSOR | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| CPU | AMD Ryzen 5 3500U / 2.1 GHz | Intel Core i5 (11th Gen) 1130G7 / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | L3 - 4 MB | 8 MB |
| Platform Technology | - | Intel Evo |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Speed | - | 4266 MHz |
| Rated Speed | - | 4266 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 2 external monitor(s) |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | Privacy shutter | Privacy shutter, IR camera, Windows Hello, fixed focus, Human Presence Detection |
| Sound | Stereo speakers, array microphone | Four speakers, four microphones |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | - |
| Features | Dual stream (2x2) | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
| BATTERY | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 48 Wh |
| Battery Life | - | Up to 22.87 hours |
| AC ADAPTER | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V, 3.42 A | 65 Watt |
| INPUT | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.2 Gen 2 USB 2.0 USB-C 3.2 Gen 2 HDMI LAN VGA |
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English |
|---|---|---|
| Software Included | ASUS Splendid, Microsoft 365 (30 days trial), MyASUS, System Diagnosis, Battery Health Charging, AppDeals, Tru2Life | - |
| MISCELLANEOUS | ASUS ExpertBook B1 (B1500CDA) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | MIL-STD-810H tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, Firmware Resiliency 2.0 |
| Compliant Standards | - | RoHS |
| Repairability Index | 6.7 (out of 10) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
| Model Number | BQ0201R | - |
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