Acer Swift X SFX16 vs. Lenovo IdeaPad S540-13API (81XC)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Acer Swift X SFX16 and Lenovo IdeaPad S540-13API (81XC). 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.

Acer Swift X SFX16 Review

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

Lenovo IdeaPad S540-13API (81XC) Review

Advantages and disadvantages of Lenovo IdeaPad S540-13API (81XC) based on its technical characteristics, features, user experience, expert reviews and price level.

slim, lightweight design

sharp, vibrant display

fast processing speed

good battery life

quiet operation

limited port selection

no optical drive

average graphics performance

higher price point

Laptop Comparison and Tests

Difference between Acer Swift X SFX16 and Lenovo IdeaPad S540-13API (81XC)
86 % - Design
85 % - Display
84 % - Performance
85 % - Connectivity
75 % - Battery
81 % - Design
85 % - Display
72 % - Performance
78 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Acer Swift X SFX16 vs. Lenovo IdeaPad S540-13API (81XC) Comparison Chart
DESIGN AND DIMENSIONS Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.78 cm x 23.61 cm x 1.89 cm 29.69 cm x 20.86 cm x 1.595 cm
Weight 1.9 kg 1.25 kg
Case Material Anodised aluminium Aluminum, glass
Colour Steel grey Light silver
DISPLAY Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Screen Size (Type) 16.1" - IPS 13.3" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1600 (WQHD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut - 100% sRGB, 72% NTSC
Features Anti-glare, ComfyView, 25 ms response rate, Narrow Border Display Glossy, 72% NTSC colour gamut
PROCESSOR Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
CPU Intel Core i7 (11th Gen) 11390H / 3.4 GHz AMD Ryzen 7 3750H / 2.3 GHz
Max Turbo Speed 5 GHz 4 GHz
Number of Cores Quad-Core Quad-Core
Cache 12 MB L3 - 4 MB
64-bit Computing - Yes
Features Intel Smart Cache, Intel Deep Learning Boost (DL Boost) Integrated memory controller
MEMORY Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
RAM 8 GB 8 GB (provided memory is soldered)
RAM Type LPDDR4X SDRAM DDR4 SDRAM
Speed - 2400 MHz
Rated Speed - 2400 MHz
STORAGE Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Main Storage Size (HDD/SSD) 512 GB SSD - Kingston 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Graphics Processor (GPU) NVIDIA GeForce RTX 3050 AMD Radeon RX Vega 10
Video Memory 4 GB GDDR6 SDRAM -
Camera Yes - HD Yes - 720p
Resolution - 1 Megapixel
Camera Features Windows Hello IR camera, fixed focus, ToF sensor
Video Resolutions 1280 x 720 -
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Compliant Standards - High Definition Audio, Dolby Audio
COMMUNICATIONS Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 5.0
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 2230 (CNVi) M.2 Card
Features Dual stream (2x2) Dual stream (2x2)
BATTERY Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Technology 4-cell Lithium Ion Lithium Ion
Battery Capacity (Size) 59 Wh 56 Wh
Battery Life Up to 7 hours Up to 14.7 hours
AC ADAPTER Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Input - AC 120/230 V (50/60 Hz)
Output 90 Watt, 19 V, 4.74 A 65 Watt
INPUT Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes
Features Multi-gesture touch pad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Interfaces HDMI
USB-C
2 x USB 3.2 Gen 1
Headphone/microphone combo jack
USB 3.1 Gen 1 (Always On)
2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
Headphone/microphone combo jack
SOFTWARE Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Operating System (OS) Windows 11 Home Windows 10 Home 64-bit Edition - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS Acer Swift X SFX16 Lenovo IdeaPad S540-13API (81XC)
Included Accessories Power adapter Power adapter
Security Fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features - Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards HDCP RoHS, Energy-Related Products (ErP) Lot 3
SAR Value - 0.599 W/kg (body), 0.599 W/kg (limb)
Specific Absorption Rate (SAR) - 0.599 W/kg (body)
0.599 W/kg (limb)
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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