In depth comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and Acer Swift X 14 (SFX14). 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 E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
limited graphics power
moderate battery life
noisy under load
Advantages and disadvantages of Acer Swift X 14 (SFX14) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
lightweight and portable
sharp full hd display
solid build quality
efficient thermal management
average battery life
limited port selection
noisy under load
higher price point
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 32.28 cm x 22.812 cm x 1.99 cm |
| Weight | 1.78 kg | 1.5 kg |
| Case Material | Aluminium (top), polycarbonate ABS (bottom) | Anodised aluminium |
| Colour | Black | Steel grey |
| DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14.5" OLED |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 2880 x 1800 (WQXGA+) |
| V-Sync Rate at Max Res. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | Anti-glare, 170° viewing angle | Glare, CineCrystal, Acer BluelightShield technology, 1 ms response rate, VESA DisplayHDR 500 |
| PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| CPU | AMD Ryzen 5 5625U / 2.3 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 4.3 GHz | 5 GHz |
| Number of Cores | 6-core | 14-core |
| Cache | L3 - 16 MB | L3 - 24 MB |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 40 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 512 GB SSD M.2 2280 - Micron |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 3050 |
|---|---|---|
| Max Monitors Supported | 2 external monitor(s) | - |
| Video Memory | - | 6 GB GDDR6 SDRAM |
| Camera | Yes - 1080p | Yes - Full HD |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Temporal Noise Reduction |
| Video Resolutions | - | 1080p |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | Harman-branded | - |
| COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi) |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Realtek RTL8111H-CG | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 76 Wh |
| Battery Life | Up to 16.5 hours | - |
| AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 100 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Multi-gesture touch pad, precision touchpad, OceanGlass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (DC-In combo, Power Delivery) USB 3.2 Gen 1 (with power off charging) USB 3.2 Gen 1 Headphone/microphone combo jack |
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Home |
|---|---|---|
| Software Included | - | NVIDIA Studio drivers |
| MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | Acer Swift X 14 (SFX14) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Fingerprint reader |
| 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, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password | Administrator password, system password, Acer Purified.Voice technology |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | TUV Rheinland Eyesafe Display |
| SAR Value | - | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Manufacturer Warranty | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 71G |
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