Detailed comparison and review of Lenovo ThinkPad X1 Extreme (20MF) and ASUS P1511CEA (EJI5X). 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 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 X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.18 cm x 24.57 cm | 36 cm x 23.5 cm x 1.99 cm |
| Weight | - | 1.8 kg |
| Case Material | Aluminum, glass-fibre reinforced plastic, carbon fibre reinforced plastic | - |
| Colour | Black | Slate grey |
| DISPLAY | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | - | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | - | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, NanoEdge display, IPS-level, 83% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| CPU | No CPU | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.2 GHz |
| Number of Cores | - | Quad-Core |
| Cache | - | 8 MB |
| Chipset | Mobile Intel CM246 | - |
| MEMORY | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| RAM | - | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 2 | 1 |
| STORAGE | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Main Storage Size (HDD/SSD) | - | 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Graphics Processor (GPU) | - | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | - | Yes - VGA |
| Sound | Stereo speakers, dual array microphone | Speakers, microphone |
| Codec | Realtek ALC3286 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium, Dolby Atmos | - |
| COMMUNICATIONS | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Wireless | - | 802.11a/b/g/n/ac, Bluetooth 5.1 |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| Features | - | Single stream (1x1) |
| BATTERY | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Technology | Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 37 Wh |
| Battery Life | Up to 14.9 hours | - |
| AC ADAPTER | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Slots | - | 1 x Serial ATA (1 free) 1 x M.2 (PCI Express 3.0 x4) (0 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C (supports Thunderbolt 3) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector |
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 (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card) | - |
| SOFTWARE | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Operating System (OS) | No operating system | Windows 11 Pro |
|---|---|---|
| Software Included | - | McAfee LiveSafe, MyASUS, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkPad X1 Extreme (20MF) | ASUS P1511CEA (EJI5X) |
|---|
| Included Accessories | Power adapter | Power adapter, USB-A to RJ45 gigabit ethernet adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | 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 | System password, anti-shock hard drive |
| Compliant Standards | RoHS | - |
| SAR Value | 0.193 W/kg (body), 0.193 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
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