Side by side comparison and review of Lenovo ThinkPad E15 Gen 2 (20T9) and ASUS ExpertBook B9 (B9400CEA). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad E15 Gen 2 (20T9) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good security features
decent battery life
solid performance
average display quality
heavier than competitors
no thunderbolt support
limited color accuracy
Advantages and disadvantages of ASUS ExpertBook B9 (B9400CEA) based on its technical characteristics, features, user experience, expert reviews and price level.
extremely lightweight design
impressive battery life
robust security features
fast ssd storage
advanced connectivity options
premium price tag
no dedicated gpu
limited color accuracy
smaller display size
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 32 cm x 20.3 cm x 1.49 cm |
| Weight | 1.7 kg | 1.01 kg |
| Case Material | Aluminum, polycarbonate ABS | Magnesium-aluminum alloy, magnesium-lithium alloy |
| Colour | Black | Star black |
| DISPLAY | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| 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 | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Anti-glare, 170° viewing angle | Anti-glare, Wide-View (IPS) |
| PROCESSOR | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| CPU | AMD Ryzen 5 4500U / 2.3 GHz | Intel Core i7 (11th Gen) 1165G7 / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.7 GHz |
| Number of Cores | 6-core | Quad-Core |
| Cache | L3 - 8 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 24 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe), Performance |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | Fixed focus, ThinkShutter camera privacy | Privacy shutter, IR camera, Windows Hello |
| Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio | - |
| Audio Features | Harman/kardon stereo speakers | - |
| COMMUNICATIONS | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 200 - M.2 Card | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek R8111GUS | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 66 Wh |
| Battery Life | Up to 12.7 hours | - |
| AC ADAPTER | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 19 V, 3.42 A |
| INPUT | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, NumberPad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 2.0 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack |
USB 3.2 Gen 2 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 HDMI Micro-HDMI Headphone/microphone combo jack LAN (on supplied cable) |
| SOFTWARE | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Pro |
|---|
| MISCELLANEOUS | Lenovo ThinkPad E15 Gen 2 (20T9) | ASUS ExpertBook B9 (B9400CEA) |
|---|
| Included Accessories | USB-C power adapter | Sleeve, USB-C power adapter, Micro HDMI to LAN adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested | System password, hard drive password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| SAR Value | 0.438 W/kg (body), 0.438 W/kg (limb) | - |
| Repairability Index | - | 7.1 (out of 10) |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | - | KC0182X |
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