In depth comparison and review of Lenovo ThinkPad X250 and Acer Aspire 5 (A517-51G). 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 X250 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive battery life
compact and portable
good security features
average display quality
limited graphics performance
noisy under load
older processor model
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 30.48 cm x 20.83 cm x 2.03 cm | 42.332 cm x 28.991 cm x 2.825 cm |
| Weight | 1.31 kg | 3 kg |
| Case Material | Glass-fibre reinforced plastic | Polycarbonate, ABS plastic |
| Colour | Black | Obsidian black |
| DISPLAY | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Screen Size (Type) | 12.5" | 17.3" |
|---|---|---|
| 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 | - | 300 cd/m² |
| Features | Anti-glare | Anti-glare, ComfyView, 25 ms response rate |
| PROCESSOR | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| CPU | Intel Core i5 (5th Gen) 5300U / 2.3 GHz | Intel Core i5 (8th Gen) 8250U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 3.4 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 0 |
| STORAGE | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Main Storage Size (HDD/SSD) | 120 GB SSD | 128 GB SSD - Kingston |
|---|---|---|
| Secondary Storage | - | 1 TB HDD SATA / 5400 rpm - HGST |
| Optical Drive | - | DVD-Writer - tray |
| AUDIO & VIDEO | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 5500 | NVIDIA GeForce MX150 |
|---|---|---|
| Video Memory | - | 2 GB GDDR5 SDRAM |
| Camera | Yes - 720p | Yes - HD |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3232 | - |
| Compliant Standards | High Definition Audio | - |
| Audio Features | - | Acer TrueHarmony technology |
| COMMUNICATIONS | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Wireless | Bluetooth, Wi-Fi | Bluetooth 4.0, 802.11a/b/g/n/ac |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Technology | Lithium Ion | 4-cell |
|---|---|---|
| Battery Capacity (Size) | - | 3320 mAh |
| AC ADAPTER | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt, 19 V |
| INPUT | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Interfaces | USB 3.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack USB 3.0 (Always On) |
2 x USB 2.0 USB 3.0 HDMI LAN USB-C 3.1 Gen 1 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X250 | Acer Aspire 5 (A517-51G) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | - |
| 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, ThinkEngine, MIL-STD-810G tested | HDCP Compliant |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
| Model Number | - | 55NN |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
