Side by side comparison and review of ASUS E406MA (BV284T) and Lenovo ThinkPad X13 Gen 4 (21EX). 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 ASUS E406MA (BV284T) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight design
affordable price
decent battery life
silent operation
compact form factor
limited storage capacity
average display quality
no backlit keyboard
mediocre processor performance
Advantages and disadvantages of Lenovo ThinkPad X13 Gen 4 (21EX) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive security features
good battery life
portable design
average display brightness
limited graphics performance
noisy under load
higher price point
| DESIGN AND DIMENSIONS | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.64 cm x 22.65 cm x 1.76 cm | 30.17 cm x 21.48 cm x 1.595 cm |
| Weight | 1.3 kg | 1.09 kg |
| Case Material | - | Aluminium (bottom), carbon fibre hybrid (top) |
| Colour | Star grey | Deep black |
| DISPLAY | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Screen Size (Type) | 14" | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| CPU | Intel Pentium Silver N5000 / 1.1 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.7 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 4 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | - | Integrated memory controller |
| MEMORY | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| RAM | 4 GB | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | - | 4800 MHz |
| Rated Speed | - | 6400 MHz |
| STORAGE | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB eMMC | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 605 | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - VGA | Yes - 1080p |
| Camera Features | - | Privacy shutter, fixed focus |
| Sound | Speaker, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ASUS SonicMaster | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 54.7 Wh |
| AC ADAPTER | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 33 Watt, 19 V, 1.75 A | 65 Watt |
| INPUT | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.1 Gen 1 HDMI |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0) HDMI 2.1 (4K support) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Operating System (OS) | Windows 10 in S mode 64-bit Edition | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Glance by Mirametrix, Intel Connectivity Performance Suite |
| MISCELLANEOUS | ASUS E406MA (BV284T) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Included Accessories | Power adapter | USB-C slim power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | ASUS IceCool design | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | UL, TUV, C-Tick, BSMI, CB, CCC, A-Tick, ErP 2013 | RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| SAR Value | 0.576 W/kg (body), 0.576 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| 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 - 1 year - on-site - response time: next business day |
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