In depth comparison and review of Lenovo ThinkPad X240 (20AM) and ASUS Vivobook Go 15 (E1504FA). 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 Vivobook Go 15 (E1504FA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent battery life
solid build quality
good connectivity options
mediocre display resolution
limited storage capacity
average processor performance
no backlit keyboard
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 30.55 cm x 20.85 cm x 1.99 cm | 36.03 cm x 23.25 cm x 1.79 cm |
| Weight | 1.47 kg | 1.63 kg |
| Case Material | Glass-fibre reinforced plastic | Plastic |
| Colour | - | Cool silver |
| DISPLAY | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Screen Size (Type) | 12.5" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, 84% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| CPU | Intel Core i3 (4th Gen) 4010U / 1.7 GHz | AMD Ryzen 5 7520U / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.3 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | L3 - 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| RAM | 2 GB (1 x 2 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR3L SDRAM | LPDDR5 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | - |
| Rated Speed | 1600 MHz | - |
| Form Factor | SO-DIMM 204-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s / 7200 rpm | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 4400 | AMD Radeon 610M |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | Face tracking | Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology |
| Sound | Stereo speakers, two microphones | Dual speakers, array microphone |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio v2 | - |
| Audio Features | - | Output: ASUS SonicMaster, Audio by DTS; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Wireless | 802.11b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I218-V | - |
| Features | - | Single stream (1x1) |
| WWAN |
|---|
| Generation | WWAN | - |
|---|
| BATTERY | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Technology | 6-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 47 Wh | 42 Wh |
| AC ADAPTER | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Spill-resistant, multi-touch touchpad | Precision touchpad, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Interfaces | 2 x USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
HDMI 1.4 Headphone/microphone combo jack USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition - French | Windows 11 Home Plus in S mode |
|---|---|---|
| Software Included | - | MyASUS, Microsoft 365 (1 month trial), GlideX |
| MISCELLANEOUS | Lenovo ThinkPad X240 (20AM) | ASUS Vivobook Go 15 (E1504FA) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, 1 USB 3.0 (Always On), MIL-STD-810G tested | MIL-STD-810H tested, BIOS protection |
| Compliant Standards | RoHS, GREENGUARD | RoHS, REACH, TUV Rheinland, Energy Star 8.0 |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | - | NJ649W |
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