In depth comparison and review of ASUS ExpertBook B1 (B1400CDA) and Lenovo ThinkBook 15p G2 ITH (21B1). 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 (B1400CDA) based on its technical characteristics, features, user experience, expert reviews and price level.
robust military-grade durability
efficient multitasking capabilities
comprehensive connectivity options
lightweight and portable design
reasonable price point
average battery life
mediocre display quality
limited graphics performance
noisy under load
Advantages and disadvantages of Lenovo ThinkBook 15p G2 ITH (21B1) based on its technical characteristics, features, user experience, expert reviews and price level.
high-resolution display
powerful processor performance
solid build quality
adequate storage options
good thermal management
heavier than competitors
average battery life
limited port selection
higher price point
| DESIGN AND DIMENSIONS | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.34 cm x 21.56 cm x 1.92 cm | 35.9 cm x 24.95 cm x 1.99 cm |
| Weight | 1.46 kg | 1.9 kg |
| Case Material | Aluminum, plastic | Aluminum |
| Colour | Black (bottom), star black (LCD cover), star black (top) | Dual tone mineral grey |
| DISPLAY | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, IPS-level | 170° viewing angle |
| PROCESSOR | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| CPU | AMD Ryzen 3 3250U / 2.6 GHz | Intel Core i7 (11th Gen) 11800H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.5 GHz | 4.6 GHz |
| Number of Cores | Dual-Core | 8-core |
| Cache | 4 MB | 24 MB |
| Chipset | - | Intel HM570 |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 32 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| AUDIO & VIDEO | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 3050 / Intel UHD Graphics |
| Max Monitors Supported | - | 2 external monitor(s) |
| Video Memory | - | 4 GB GDDR6 SDRAM |
| Camera | - | Yes - 1080p |
| Camera Features | - | Privacy shutter, fixed focus |
| Sound | Speaker, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | - | Harman-branded |
| COMMUNICATIONS | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 57 Wh |
| Battery Life | - | Up to 7.5 hours |
| Battery Run Time | - | Local video (1080p) playback time: up to 7.5 hours |
| AC ADAPTER | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V, 3.42 A | 135 Watt |
| INPUT | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, chiclet keyboard, 1.5mm travel distance | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Slots | - | 1 x M.2 (PCI Express 3.0 x4) (0 free) 1 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.2 Gen 2 USB 2.0 USB-C 3.2 Gen 2 HDMI LAN VGA |
USB 3.2 Gen 1 USB 3.2 Gen 2 USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | ASUS ExpertBook B1 (B1400CDA) | Lenovo ThinkBook 15p G2 ITH (21B1) |
|---|
| 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, 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-810H tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS |
| Compliant Standards | TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Software Solution) | RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) |
| Repairability Index | 6.7 (out of 10) | - |
| ENERGY STAR Certified | Yes | Yes |
| 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 |
| Model Number | EK0583R | - |
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