Lenovo ThinkPad X1 2-in-1 (Gen 9) vs ASUS Vivobook 14 Flip
The ASUS Vivobook 14 Flip is the better laptop on paper: it lasts longer on a charge, has an OLED screen and has more accurate colour. Pick the Lenovo ThinkPad X1 2-in-1 only if it matters to you that it has more memory and has USB-A.
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Key differences
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Performance
Lenovo ThinkPad X1 2-in-1 wins
Same class of processor, but the Lenovo ThinkPad X1 2-in-1 has more memory (32 GB against 16 GB).
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Gaming
ASUS Vivobook 14 Flip wins
The ASUS Vivobook 14 Flip's built-in graphics manages light and older games, while the Lenovo ThinkPad X1 2-in-1's built-in graphics isn't made for games.
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Display
ASUS Vivobook 14 Flip wins
The ASUS Vivobook 14 Flip has the better screen: 14" Full HD OLED 400 nits against 14" Full HD 400 nits.
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Battery life
ASUS Vivobook 14 Flip wins
The ASUS Vivobook 14 Flip should last longer: a 70 Wh battery against up to 23.2 hours.
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Connectivity
Evenly matched
Different strengths: only the Lenovo ThinkPad X1 2-in-1 has USB-A, while only the ASUS Vivobook 14 Flip has a card reader.
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Portability
Lenovo ThinkPad X1 2-in-1 wins
The Lenovo ThinkPad X1 2-in-1 is easier to carry at 1.35 kg, against 1.57 kg.
Other differences
- Memory Lenovo ThinkPad X1 2-in-1 wins
The Lenovo ThinkPad X1 2-in-1 has 32 GB of memory against 16 GB, so it has more room for big projects and heavy multitasking.
- Colour ASUS Vivobook 14 Flip wins
The ASUS Vivobook 14 Flip's screen shows a wider range of colour (100% DCI-P3 against 100% sRGB), so photos and films look richer and truer.
Which one should you choose?
Choose the Lenovo ThinkPad X1 2-in-1 if…
- You keep lots of tabs and apps open: 32 GB of memory gives it more room.
- You plug things in: it has USB-A (for older USB accessories).
- You carry your laptop a lot: it's the lighter of the two at 1.35 kg.
Choose the ASUS Vivobook 14 Flip if…
- You work away from a plug: it should last longer on a charge.
- You watch a lot of films and video, or edit photos: its OLED screen has true blacks and rich colour.
- You edit photos or care about colour: its screen covers 100% DCI-P3.
- You plug things in: it has an SD card reader (for camera cards).
Full spec comparison
The Lenovo ThinkPad X1 2-in-1 leads on performance, while the ASUS Vivobook 14 Flip leads on battery and weight and the screen.
Green cells with a ✓ mark the better spec in that row. Tick "Show differences only" to hide the rows where they match.
Performance
The Lenovo ThinkPad X1 2-in-1 is ahead on performance.
It has more memory, and the ASUS Vivobook 14 Flip doesn't beat it on anything here.
| Spec | Lenovo ThinkPad X1 2-in-1 (Gen 9) | ASUS Vivobook 14 Flip |
|---|---|---|
| Processor | Intel Core Ultra 5 135U | Intel Core Ultra 5 226V |
| Graphics | Intel Graphics | Intel Arc Graphics |
| AI engine (NPU) | 11 TOPS | 40 TOPS |
| Memory (RAM) | 32 GB | 16 GB |
| Memory type | LPDDR5X-6400 | LPDDR5X |
| Maximum memory | 32 GB | 16 GB |
| Memory upgrades | Soldered (not upgradeable) | Soldered (not upgradeable) |
| Storage | 512 GB | 512 GB |
| Storage type | SSD | SSD |
| Storage interface | PCIe 4.0 x4 NVMe M.2 2280 | PCIe 4.0 NVMe M.2 2280 |
| Storage slots | 1 | 1 |
Screen
The ASUS Vivobook 14 Flip is ahead on the screen.
It has an OLED screen and has more accurate colour, and the Lenovo ThinkPad X1 2-in-1 doesn't beat it on anything here.
| Spec | Lenovo ThinkPad X1 2-in-1 (Gen 9) | ASUS Vivobook 14 Flip |
|---|---|---|
| Screen size | 14" | 14" |
| Resolution | Full HD+ (1920 x 1200) | Full HD+ (1920 x 1200) |
| Aspect ratio | 16:10 | 16:10 |
| Panel | IPS | OLED |
| Refresh rate | 60 Hz | 60 Hz |
| Brightness | 400 nits | 400 nits |
| Colour range | 100% sRGB | 100% DCI-P3 |
| HDR | None | VESA CERTIFIED Display HDR True Black 500 |
| Finish | Anti-reflective | — |
| Touchscreen | Yes | Yes |
| Pen standard | Lenovo Slim Pen | MPP 2.0 |
Battery and size
Each laptop has its strengths on battery and weight.
The Lenovo ThinkPad X1 2-in-1 is a little lighter, while the ASUS Vivobook 14 Flip lasts longer on a charge.
| Spec | Lenovo ThinkPad X1 2-in-1 (Gen 9) | ASUS Vivobook 14 Flip |
|---|---|---|
| Battery life (maker claim) | Up to 23.2 hours | — |
| Battery capacity | 57 Wh | 70 Wh |
| Charger | 65 W | 65 W |
| Charges via | USB-C | USB-C |
| Fast charging | Rapid Charge: up to 80% in 1 hour | 60% in 49 minutes |
| Weight | 1.35 kg | 1.57 kg |
| Dimensions | 312.80 x 217.65 x 15.49 mm | 312.6 x 220.9 x 16.9-17.1 mm |
| Materials | aluminium top and bottom | — |
| Durability | MIL-STD-810H | MIL-STD-810H |
| Hinge | 360-degree convertible | 360-degree convertible |
| Colour | Grey | Matte Gray |
| Colours available | Grey | Matte Gray |
Ports and wireless
Each laptop has its strengths on ports and wireless.
The Lenovo ThinkPad X1 2-in-1 has USB-A, while the ASUS Vivobook 14 Flip has an SD card reader and has Wi-Fi 7.
| Spec | Lenovo ThinkPad X1 2-in-1 (Gen 9) | ASUS Vivobook 14 Flip |
|---|---|---|
| Ports | 2x USB-A 3.2 Gen 1 (one Always On), 2x Thunderbolt 4 / USB4 40Gbps (Power Delivery 3.0, DisplayPort 2.1), 1x HDMI 2.1 (up to 4K/60Hz), 1x 3.5 mm audio | 1x Thunderbolt 4 (charging, DisplayPort, 40 Gbps), 1x USB 3.2 Gen 2 Type-C (charging, DisplayPort, 20 Gbps), 1x USB 3.2 Gen 1 Type-A (5 Gbps), 1x HDMI 2.1 (TMDS), 1x 3.5 mm combo audio, 1x microSD |
| Thunderbolt / USB4 | Thunderbolt 4 / USB4 40Gbps | Thunderbolt 4 |
| External displays (max) | 3 | 2 |
| Card reader | None | microSD |
| Ethernet | None | None |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7 |
| Wi-Fi card | Intel Wi-Fi 6E AX211 | — |
| Bluetooth | Bluetooth 5.3 | Bluetooth 5.4 |
| Mobile data | None | None |
Features
The ASUS Vivobook 14 Flip is ahead on extras.
It has Copilot+ AI features, and the Lenovo ThinkPad X1 2-in-1 doesn't beat it on anything here.
| Spec | Lenovo ThinkPad X1 2-in-1 (Gen 9) | ASUS Vivobook 14 Flip |
|---|---|---|
| Webcam | 1080p + IR | 1080p + IR |
| Webcam privacy | physical shutter | physical shutter |
| Backlit keyboard | Yes | Yes |
| Keyboard | UK English, backlit, spill-resistant | Backlit chiclet, 1.7 mm key travel, Copilot key |
| Login | Fingerprint, Face | Face |
| Number pad | No | No |
| Touchpad | Trackpad | Precision touchpad (ErgoSense) |
| Speakers | 2x 2 W, Dolby Atmos | Dolby Atmos 360-degree adaptive audio |
| Microphones | dual-array | array microphone |
| Pen | Supported (sold separately) | Supported (sold separately) |
| Security | discrete TPM 2.0, Kensington Nano Security Slot, fingerprint, face recognition | Firmware TPM, Microsoft Pluton, IR webcam Windows Hello, BIOS user password |
Software and model
The ASUS Vivobook 14 Flip is ahead on software and updates.
It is newer, and the Lenovo ThinkPad X1 2-in-1 doesn't beat it on anything here.
| Spec | Lenovo ThinkPad X1 2-in-1 (Gen 9) | ASUS Vivobook 14 Flip |
|---|---|---|
| Operating system | Windows 11 Pro | Windows 11 Home |
| Model number | 21KE0080UK | TP3407SA |
| Released | 2024 | 2025 |