Side by side comparison and review of ASUS E406NA (BV008TS) and Lenovo ThinkPad E15 Gen 4 (21ED). 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 E406NA (BV008TS) 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 E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
limited graphics power
moderate battery life
noisy under load
DESIGN AND DIMENSIONS | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 32.6 cm x 22.7 cm x 1.76 cm | 36.5 cm x 24 cm x 1.89 cm |
Weight | 1.3 kg | 1.78 kg |
Case Material | Plastic | Aluminium (top), polycarbonate ABS (bottom) |
Colour | Star grey (top), star grey (LCD cover), icicle gold (bottom) | Black |
DISPLAY | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Screen Size (Type) | 14" | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 200 cd/m² | 300 cd/m² |
Colour Gamut | 45% NTSC | - |
Features | ASUS Splendid Video Intelligence Technology, anti-glare, Tru2Life | Anti-glare, 170° viewing angle |
PROCESSOR | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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CPU | Intel Celeron N3350 / 1.1 GHz | AMD Ryzen 5 5625U / 2.3 GHz |
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Max Turbo Speed | 2.4 GHz | 4.3 GHz |
Number of Cores | Dual-Core | 6-core |
Cache | 2 MB | L3 - 16 MB |
Features | - | Integrated memory controller |
MEMORY | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
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Max RAM Supported | - | 40 GB |
RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
Speed | - | 3200 MHz |
Rated Speed | - | 3200 MHz |
Form Factor | - | SO-DIMM 260-pin |
Slots Qty | - | 1 |
Empty Slots | - | 1 |
STORAGE | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Main Storage Size (HDD/SSD) | 64 GB eMMC | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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AUDIO & VIDEO | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Graphics Processor (GPU) | Intel HD Graphics 500 | AMD Radeon Graphics |
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Max Monitors Supported | - | 2 external monitor(s) |
Camera | Yes - VGA | Yes - 1080p |
Camera Features | - | Privacy shutter, IR camera, Windows Hello, fixed focus |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | - | High Definition Audio, Dolby Audio |
Audio Features | ASUS SonicMaster | Harman-branded |
COMMUNICATIONS | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
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Wireless Controller | - | M.2 Card |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | - | Realtek RTL8111H-CG |
Features | Single stream (1x1) | Wake-on-LAN (WOL), dual stream (2x2) |
BATTERY | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Technology | 2-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 38 Wh | 57 Wh |
Battery Life | - | Up to 16.5 hours |
AC ADAPTER | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 33 Watt, 19 V, 1.75 A | 65 Watt |
INPUT | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | - | Yes |
Keyboard Backlight | - | Yes |
Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Slots | - | 2 x M.2 Card (1 free) |
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Interfaces | Headphone/microphone combo jack 2 x USB 3.2 Gen 1 HDMI |
USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
Memory Card Reader | Yes (microSD) | - |
SOFTWARE | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Operating System (OS) | Windows 10 Home in S mode | Windows 11 Pro - English |
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MISCELLANEOUS | ASUS E406NA (BV008TS) | Lenovo ThinkPad E15 Gen 4 (21ED) |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | - | 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 | System password | Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) |
SAR Value | 0.576 W/kg (body), 0.576 W/kg (limb) | - |
ENERGY STAR Certified | - | Yes |
EPEAT Compliant | - | EPEAT Gold |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | - | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |