Side by side comparison and review of Lenovo ThinkPad A275 (20KD) and Lenovo ThinkPad E14 Gen 5 (21JK). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
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 | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 30.55 cm x 20.85 cm x 2.03 cm | 31.3 cm x 21.93 cm x 1.799 cm |
| Weight | 1.36 kg | 1.53 kg |
| Case Material | Glass-fibre reinforced plastic | Aluminium (top), aluminium (bottom) |
| Colour | Black | Graphite black |
| DISPLAY | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Screen Size (Type) | 12.5" - TN | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| CPU | AMD A10 PRO-8730B / 2.4 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.3 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 2 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | 40 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 1866 MHz | 3200 MHz |
| Rated Speed | 2400 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD 2.5" (7 mm) SATA | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Graphics Processor (GPU) | AMD Radeon R5 | 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 - 1080p |
| Camera Features | - | Privacy shutter, Windows Hello, fixed focus, hybrid IR camera |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3268 | Synaptic CX11880 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | Input: Dolby Voice |
| COMMUNICATIONS | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Realtek RTL8822BE - M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111EPV | Intel I219-V |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE Advanced | - |
| Controller | Sierra Wireless EM7455 - M.2 Card | - |
| BATTERY | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Installed Qty | 2 | - |
| Battery Capacity (Size) | 23 Wh | 57 Wh |
| Battery Life | Up to 10.1 hours | - |
| AC ADAPTER | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Slots | 1 x Micro-SIM card (1 free) | 1 x M.2 (PCI Express 3.0 x4) (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1/USB 3.0 USB 3.1 Gen 1/USB 3.0 (Always On) USB-C 3.1 Gen 1 HDMI LAN 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 | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Operating System (OS) | FreeDOS | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Intel Connectivity Performance Suite |
| MISCELLANEOUS | Lenovo ThinkPad A275 (20KD) | Lenovo ThinkPad E14 Gen 5 (21JK) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | 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 | Administrator password, hard drive password, power-on password, MIL-STD-810G tested | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Navigation Receiver | GPS | - |
| Compliant Standards | RoHS | 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 |
| 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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