Detailed comparison and review of Lenovo IdeaPad Flex 5 14IIL05 (81X1) and Lenovo ThinkPad X13 Yoga Gen 4 (21F3). 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.
Advantages and disadvantages of Lenovo IdeaPad Flex 5 14IIL05 (81X1) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen
affordable price point
solid build quality
decent battery life
average display brightness
modest graphics power
limited storage capacity
noisy under load
Advantages and disadvantages of Lenovo ThinkPad X13 Yoga Gen 4 (21F3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
versatile 2-in-1 design
excellent keyboard comfort
impressive security features
good battery life
higher price point
limited graphics performance
no OLED display option
modest port selection
| DESIGN AND DIMENSIONS | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 32.15 cm x 21.75 cm x 2.09 cm | 30.17 cm x 21.46 cm x 1.64 cm |
| Weight | 1.5 kg | 1.21 kg |
| Case Material | Aluminum, polycarbonate ABS, plastic | Magnesium (bottom), magnesium (top) |
| Colour | Graphite grey | Platinum grey | Deep black |
| DISPLAY | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Screen Size (Type) | 14" | 13.3" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% | 100% sRGB |
| Features | Glossy, One Glass Solution, Wide Viewing Angle, capacitive touch screen | One Glass Solution |
| PROCESSOR | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| CPU | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 4.6 GHz |
| Number of Cores | Dual-Core | 10-core |
| Cache | 4 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 3200 MHz | 4800 MHz |
| Rated Speed | 3200 MHz | 4800 MHz |
| STORAGE | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | 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 - 720p | Yes |
| Resolution | - | 5 Megapixel |
| Camera Features | Privacy shutter | Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wi-Fi 6E AX 211 |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Technology | Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 52.5 Wh | 54.7 Wh |
| Battery Life | Up to 10 hours | - |
| AC ADAPTER | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, TrackPoint, digital pen, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0) HDMI 2.1 (4K support) Headphone/microphone combo jack LAN (on supplied adapter) |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 11 Pro |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad Flex 5 14IIL05 (81X1) | Lenovo ThinkPad X13 Yoga Gen 4 (21F3) |
|---|
| Included Accessories | Power adapter | USB-C power adapter, Lenovo USB-C to Ethernet Adapter, Lenovo Integrated Pen |
|---|---|---|
| Integrated Options | Accelerometer | - |
| Security | - | Discrete 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 | Hard drive password, power-on password, smart charge, Quick Charge | Administrator 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 | RoHS, ERP | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| SAR Value | 1.456 W/kg (body), 1.456 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| 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 | - |
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