In depth comparison and review of Acer Swift X SFX16 and Lenovo IdeaPad 520-15IKB (81BF). 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 Acer Swift X SFX16 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
lightweight and portable
vibrant full-hd display
solid build quality
decent thermal management
average battery life
limited port selection
no sd card slot
moderate speaker quality
Advantages and disadvantages of Lenovo IdeaPad 520-15IKB (81BF) based on its technical characteristics, features, user experience, expert reviews and price level.
robust metal design
crisp full HD display
backlit keyboard feature
adequate processing power
reasonable price point
average battery life
limited graphics performance
heavier than competitors
no USB-C port
| DESIGN AND DIMENSIONS | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.78 cm x 23.61 cm x 1.89 cm | 37.8 cm x 26 cm x 2.2 cm |
| Weight | 1.9 kg | 2.2 kg |
| Case Material | Anodised aluminium | Metal |
| Colour | Steel grey | Golden |
| DISPLAY | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Screen Size (Type) | 16.1" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | 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 | 250 cd/m² |
| Features | Anti-glare, ComfyView, 25 ms response rate, Narrow Border Display | Anti-glare |
| PROCESSOR | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| CPU | Intel Core i7 (11th Gen) 11390H / 3.4 GHz | Intel Core i5 (8th Gen) 8550U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 12 MB | 8 MB |
| Features | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | Integrated memory controller |
| MEMORY | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| RAM | 8 GB | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | LPDDR4X SDRAM | DDR4 SDRAM |
| Speed | - | 2133 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD - Kingston | 2 TB HDD SATA 6Gb/s / 5400 rpm |
|---|---|---|
| Optical Drive | - | DVD±RW |
| AUDIO & VIDEO | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 | NVIDIA GeForce MX150 / Intel UHD Graphics 620 |
| Video Memory | 4 GB GDDR6 SDRAM | 4 GB GDDR5 SDRAM |
| Camera | Yes - HD | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | Windows Hello | Fixed focus |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | - | Output: Harman audio technology |
| COMMUNICATIONS | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 - M.2 2230 (CNVi) | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Single stream (1x1) |
| BATTERY | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Technology | 4-cell Lithium Ion | 2-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 59 Wh | 35 Wh |
| Battery Life | Up to 7 hours | Up to 6 hours |
| AC ADAPTER | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 90 Watt, 19 V, 4.74 A | 65 Watt |
| INPUT | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-gesture touch pad | - |
| CONNECTIONS & EXPANSIONS | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Interfaces | HDMI USB-C 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
USB-C 3.0 2 x USB 3.0 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Home 64-bit Edition - English |
|---|
| MISCELLANEOUS | Acer Swift X SFX16 | Lenovo IdeaPad 520-15IKB (81BF) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington mini 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 |
| Compliant Standards | HDCP | RoHS |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
Limited warranty - 1 year - pick-up and return |
| Model Number | 51G | - |
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