Detailed comparison and review of ASUS Vivobook Go 14 Flip (TP1400KA) and Lenovo ThinkBook 15 G4 IAP (21DJ). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 32.07 cm x 21.7 cm x 1.69 cm | 35.7 cm x 23.5 cm x 1.89 cm |
| Weight | 1.5 kg | 1.7 kg |
| Case Material | Plastic | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Quiet blue | Dual tone mineral grey |
| DISPLAY | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| Touchscreen | Yes | - |
| 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 | 300 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Glossy, IPS-level, 83% screen-to-body ratio | Anti-glare, 170° viewing angle |
| PROCESSOR | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| CPU | Intel Celeron N4500 / 1.1 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.8 GHz | 4.4 GHz |
| Number of Cores | Dual-Core | 10-core |
| Cache | 4 MB | 12 MB |
| Features | - | Integrated memory controller |
| MEMORY | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Main Storage Size (HDD/SSD) | 64 GB eMMC | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | - | Privacy shutter, fixed focus |
| Sound | Speaker, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Technology | 2-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 39 Wh | 45 Wh |
| Battery Life | - | Up to 8 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 8 hours |
| AC ADAPTER | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad |
| CONNECTIONS & EXPANSIONS | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Slots | 1 x M.2 2280 (1 free) | - |
|---|---|---|
| Interfaces | HDMI Headphone/microphone combo jack USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 |
2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Operating System (OS) | Windows 11 Pro Education | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | ASUS Vivobook Go 14 Flip (TP1400KA) | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Included Accessories | Stylus, power adapter | USB-C slim wall mount power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) |
| Repairability Index | 6.8 (out of 10) | - |
| 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 | - | Limited warranty - 1 year - pick-up and return |
| Model Number | EC158XA | - |
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