In depth comparison and review of Lenovo ThinkBook 13s-IWL (20R9) and Dell Vostro 3520. 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 ThinkBook 13s-IWL (20R9) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
lightweight and portable
sharp full HD display
solid state drive included
good battery life
limited port selection
no dedicated GPU
average audio quality
standard RAM capacity
Advantages and disadvantages of Dell Vostro 3520 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
robust build quality
decent processor performance
good battery life
comfortable keyboard
average display quality
limited graphics capability
heavier design
fewer USB-C ports
DESIGN AND DIMENSIONS | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 30.76 cm x 21.64 cm x 1.59 cm | 35.85 cm x 23.556 cm x 1.899 cm |
Weight | 1.32 kg | 1.83 kg |
Case Material | Aluminum | - |
Colour | Mineral grey | Carbon black |
DISPLAY | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Screen Size (Type) | 13.3" - IPS | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Pixel Density (ppi) | - | 140 |
V-Sync Rate at Max Res. | - | 120 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | - |
Image Brightness | 300 cd/m² | 250 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | Anti-glare, 170° viewing angle | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.17925 mm pixel pitch |
PROCESSOR | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz |
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Max Turbo Speed | 3.9 GHz | 4.2 GHz |
Number of Cores | Quad-Core | Quad-Core |
Cache | 6 MB | 8 MB |
64-bit Computing | Yes | - |
Features | Integrated memory controller | Intel Smart Cache |
MEMORY | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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RAM | 8 GB (1 x 8 GB) | 8 GB (1 x 8 GB) |
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Max RAM Supported | 16 GB | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 3200 MHz |
Rated Speed | 2400 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 2 |
Empty Slots | 0 | 1 |
STORAGE | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
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Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - 720p | Yes - HD |
Resolution | - | 0.92 Megapixel |
Camera Features | ThinkShutter camera privacy | 78.6 degrees |
Image Sensor Type | - | CMOS |
Video Resolutions | - | 1280 x 720 |
Frame Rate | - | 30 frames per second |
Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
Codec | Realtek ALC3287 | - |
Compliant Standards | High Definition Audio, Dolby Audio X3 | High Definition Audio |
COMMUNICATIONS | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth, 802.11a/b/g/n/ac |
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Wireless Controller | M.2 Card | M.2 2230 |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | - | Realtek RTL8111H |
Features | - | Single stream (1x1) |
BATTERY | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Technology | Lithium Ion | 3-cell lithium polymer |
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Battery Capacity (Size) | 45 Wh | 41 Wh |
Battery Life | Up to 11 hours | - |
AC ADAPTER | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 65 Watt, 19.5 V, 3.34 A |
INPUT | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | - | Yes |
Features | Multi-touch touchpad, buttonless touchpad | - |
CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) HDMI Headphone/microphone combo jack |
HDMI 2 x USB 3.2 Gen 1 USB 2.0 LAN Headphone/microphone combo jack |
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Memory Card Reader | - | Yes (SD Card, SDHC Card, SDXC Card) |
SOFTWARE | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - German | Windows 11 Pro - Dutch / English / French / German / Italian |
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Software Included | Microsoft Office (Trial) | Microsoft Office (30 days trial, excludes office licence), McAfee Business Protection (1-year) |
MISCELLANEOUS | Lenovo ThinkBook 13s-IWL (20R9) | Dell Vostro 3520 |
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Included Accessories | Power adapter | Power adapter |
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Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | - | Noble Wedge security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | Administrator password, hard drive password, power-on password, RapidCharge | - |
Compliant Standards | RoHS, FIDO Certified | - |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 0 °C |
Humidity Range Operating | - | 10 - 90% (non-condensing) |
Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |