In depth comparison and review of ASUS ExpertBook B1 (B1502CG) and Lenovo ThinkPad T14 Gen 4 (21K3). 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 (B1502CG) 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
responsive fingerprint sensor
average battery life
mediocre display quality
limited graphics performance
higher price point
Advantages and disadvantages of Lenovo ThinkPad T14 Gen 4 (21K3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful processor options
good battery life
impressive security features
heavier than competitors
average display brightness
limited color options
pricey base model
| DESIGN AND DIMENSIONS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.16 cm x 23.3 cm x 1.99 cm | 31.77 cm x 22.69 cm x 1.79 cm |
| Weight | 1.69 kg | 1.39 kg |
| Case Material | Plastic | Carbon fibre hybrid (top), polyphenylene sulfide (bottom) |
| Colour | Star black | Thunder black |
| DISPLAY | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Screen Size (Type) | 15.6" | 14" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare, 83% screen-to-body ratio | Anti-glare |
| PROCESSOR | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| CPU | Intel Core i3 N305 | AMD Ryzen 5 Pro 7540U / 3.2 GHz |
|---|---|---|
| Max Turbo Speed | 3.8 GHz | 4.9 GHz |
| Number of Cores | 8-core | 6-core |
| Cache | 6 MB | L3 - 16 MB |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 40 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5X SDRAM |
| Speed | - | 6400 MHz |
| Rated Speed | - | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| STORAGE | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - UFS | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon 740M |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera, Ultrasonic Human Presence Detection |
| Sound | Speaker, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | Output: Audio by Dirac | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | MediaTek RZ616 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8111EPV |
| Compliant Standards | - | DASH |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 52.5 Wh |
| AC ADAPTER | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, chiclet keyboard, 1.4mm travel distance | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Interfaces | USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.2 Gen 1 (Power Delivery) HDMI 1.4 Headphone/microphone combo jack LAN |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
|---|
| SOFTWARE | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Operating System (OS) | Windows 11 Pro Education | Windows 11 Pro - English |
|---|---|---|
| Software Included | Microsoft 365 (1 month trial) | Glance by Mirametrix |
| MISCELLANEOUS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad T14 Gen 4 (21K3) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, face recognition | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader, smart card reader |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Hard drive password, MIL-STD-810H tested, BIOS protection | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | RoHS, REACH, TCO Certified 9.0, FSC Mix | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| 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 Extended warranty - 1 year - on-site - response time: next business day |
| Model Number | BQI381XA | - |
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