In depth comparison and review of Acer Aspire 5 (A517-51G) and Lenovo ThinkPad E14 Gen 5 (21JK). 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 E14 Gen 5 (21JK) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good battery life
affordable price
average display quality
limited graphics power
no thunderbolt support
modest storage options
| DESIGN AND DIMENSIONS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 42.332 cm x 28.991 cm x 2.825 cm | 31.3 cm x 21.93 cm x 1.799 cm |
| Weight | 3 kg | 1.53 kg |
| Case Material | Polycarbonate, ABS plastic | Aluminium (top), aluminium (bottom) |
| Colour | Obsidian black | Graphite black |
| DISPLAY | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Screen Size (Type) | 17.3" | 14" - IPS |
|---|---|---|
| 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 | 300 cd/m² | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare, ComfyView, 25 ms response rate | Anti-glare |
| PROCESSOR | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| CPU | Intel Core i5 (8th Gen) 8250U / 1.6 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 6 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|---|---|
| Secondary Storage | 1 TB HDD SATA / 5400 rpm - HGST | - |
| Optical Drive | DVD-Writer - tray | - |
| AUDIO & VIDEO | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce MX150 | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | - | Privacy shutter, Windows Hello, fixed focus, hybrid IR camera |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | - | Synaptic CX11880 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | Acer TrueHarmony technology | Input: Dolby Voice |
| COMMUNICATIONS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Wake-on-LAN (WOL) | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Technology | 4-cell | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 3320 mAh | 57 Wh |
| AC ADAPTER | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V | 65 Watt |
| INPUT | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Slots | - | 1 x M.2 (PCI Express 3.0 x4) (1 free) |
|---|---|---|
| Interfaces | 2 x USB 2.0 USB 3.0 HDMI LAN USB-C 3.1 Gen 1 Headphone/microphone combo jack |
USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Intel Connectivity Performance Suite |
| MISCELLANEOUS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | HDCP Compliant | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 6, FSC, TCG Certified, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Software Solution), TCO Certified 9.0 |
| 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 |
| Model Number | 55NN | - |
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