In depth comparison and review of Lenovo ThinkPad X13 Gen 1 (20UF) and ASUS P1511CEA (EJI5X). 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 Lenovo ThinkPad X13 Gen 1 (20UF) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
compact and portable
reliable performance
dim display brightness
limited storage capacity
no dedicated GPU
higher price point
Advantages and disadvantages of ASUS P1511CEA (EJI5X) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
efficient multitasking
adequate connectivity options
compact design
average display quality
modest battery life
limited graphics performance
no backlit keyboard
DESIGN AND DIMENSIONS | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 31.19 cm x 21.72 cm x 1.69 cm | 36 cm x 23.5 cm x 1.99 cm |
Weight | 1.29 kg | 1.8 kg |
Case Material | Glass-fibre, magnesium-aluminum alloy, polyphenylene sulfide | - |
Colour | Black | Slate grey |
DISPLAY | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Screen Size (Type) | 13.3" - IPS | 15.6" |
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Touchscreen | Yes (10-point multi-touch) | - |
LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full 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 | 300 cd/m² | 250 cd/m² |
Colour Gamut | 72% NTSC | 45% NTSC |
Features | Anti-glare, 170° viewing angle, 72% NTSC colour gamut | Anti-glare, NanoEdge display, IPS-level, 83% screen-to-body ratio |
PROCESSOR | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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CPU | AMD Ryzen 5 Pro 4650U / 2.1 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
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Max Turbo Speed | 4 GHz | 4.2 GHz |
Number of Cores | 6-core | Quad-Core |
Cache | L3 - 8 MB | 8 MB |
Features | Integrated memory controller | - |
MEMORY | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
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Max RAM Supported | - | 16 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 | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
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Memory Allocation Technology | Shared Video Memory (UMA) | - |
Max Monitors Supported | 3 external monitor(s) | - |
Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - 720p | Yes - VGA |
Camera Features | IR camera, Windows Hello, ThinkShutter camera privacy | - |
Sound | Stereo speakers, dual array microphone | Speakers, microphone |
Codec | Realtek ALC3287 | - |
Compliant Standards | High Definition Audio, Dolby Audio | - |
COMMUNICATIONS | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac, Bluetooth 5.1 |
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Wireless Controller | Intel Wi-Fi 6 AX 200 - M.2 Card | - |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | Realtek RTL8111EPV | - |
Compliant Standards | DASH | - |
Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) | Single stream (1x1) |
WWAN |
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Generation | WWAN upgradable | - |
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BATTERY | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Technology | Lithium polymer | 2-cell Lithium Ion |
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Battery Capacity (Size) | 48 Wh | 37 Wh |
Battery Life | Up to 13.9 hours | - |
AC ADAPTER | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 45 Watt, 19 V, 2.37 A |
INPUT | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | - |
Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Chiclet keyboard, 1.4mm travel distance |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Slots | - | 1 x Serial ATA (1 free) 1 x M.2 (PCI Express 3.0 x4) (0 free) |
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Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack Dock Headphone/microphone combo jack |
Headphone/microphone combo jack 2 x USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 HDMI 1.4 LAN (on supplied adapter) |
Memory Card Reader | Yes (microSD) | - |
SOFTWARE | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 11 Pro |
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Software Included | - | McAfee LiveSafe, MyASUS, Microsoft 365 (1 month trial) |
MISCELLANEOUS | Lenovo ThinkPad X13 Gen 1 (20UF) | ASUS P1511CEA (EJI5X) |
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Dockable | Yes | - |
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Included Accessories | USB-C power adapter | Power adapter, USB-A to RJ45 gigabit ethernet adapter |
Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Firmware Trusted Platform Module (TPM) solution |
Security Slot Type | Kensington security slot | Kensington security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested, self-healing BIOS | System password, anti-shock hard drive |
Compliant Standards | RoHS, TCG Certified | - |
ENERGY STAR Certified | Yes | - |
EPEAT Compliant | EPEAT Gold | - |
TCO Certified | TCO Certified Notebooks 8 | - |
Max Operating Temperature | 35 °C | - |
Min Operating Temperature | 5 °C | - |
Humidity Range Operating | 8 - 95% | - |
Manufacturer Warranty | Limited warranty - 3 years - pick-up and return Limited warranty - 1 year - pick-up and return |
Limited warranty - 1 year - pick-up and return |