HP EliteBook 645 G9 Notebook vs. Lenovo IdeaPad S540-13IML (81XA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of HP EliteBook 645 G9 Notebook and Lenovo IdeaPad S540-13IML (81XA). 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.

HP EliteBook 645 G9 Notebook Review

Advantages and disadvantages of HP EliteBook 645 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust security features

powerful amd processor

lightweight and portable

high-resolution display

fast charging support

average battery life

limited storage capacity

no dedicated gpu

higher price point

Lenovo IdeaPad S540-13IML (81XA) Review

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

sleek aluminum design

sharp QHD display

impressive battery life

fast charging support

lightweight and portable

limited port selection

no dedicated GPU

average speaker quality

higher price segment

Laptop Comparison and Tests

Difference between HP EliteBook 645 G9 Notebook and Lenovo IdeaPad S540-13IML (81XA)
83 % - Design
84 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery
82 % - Design
84 % - Display
78 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

HP EliteBook 645 G9 Notebook vs. Lenovo IdeaPad S540-13IML (81XA) Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 32.19 cm x 21.39 cm x 1.99 cm 29.69 cm x 20.85 cm x 1.595 cm
Weight 1.37 kg 1.25 kg
Case Material - Aluminum, glass
Colour - Light silver
DISPLAY HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Screen Size (Type) 14" 13.3"
LCD Backlight Technology WLED backlight LED backlight
Screen Resolution - 2560 x 1600 (WQXGA)
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness - 300 cd/m²
Colour Gamut - 100% sRGB
Features - Glossy, Wide Viewing Angle
PROCESSOR HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
CPU No CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed - 4.2 GHz
Number of Cores - Quad-Core
Cache - 6 MB
64-bit Computing - Yes
Features - Integrated memory controller
MEMORY HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
RAM 0 GB 8 GB (provided memory is soldered)
Max RAM Supported 64 GB -
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 2666 MHz
Rated Speed - 2666 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 2 -
STORAGE HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Main Storage Size (HDD/SSD) - 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Graphics Processor (GPU) No graphics Intel UHD Graphics
Camera - Yes - 720p
Resolution - 1 Megapixel
Camera Features - IR camera, ToF sensor
Sound Stereo speakers Stereo speakers, dual array microphone
Codec Realtek ALC3247 -
Compliant Standards - High Definition Audio, Dolby Audio
COMMUNICATIONS HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Wireless - Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller - M.2 Card
Features - Dual stream (2x2)
BATTERY HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Technology 3-cell lithium polymer Lithium Ion
Battery Capacity (Size) - 56 Wh
Battery Life - Up to 18.5 hours
AC ADAPTER HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Input AC 115/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 5 / 9 / 12 / 15 / 20 V 65 Watt
INPUT HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Type Keyboard, ClickPad Keyboard, touchpad
Keyboard Name HP Premium -
Keyboard Backlight - Yes
Features Volume control, spill-resistant, ClickPad with gesture support Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Interfaces USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN
USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (powered)
USB 3.2 Gen 1 (Power Delivery)
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 HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Operating System (OS) No operating system Windows 10 Home 64-bit Edition - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS HP EliteBook 645 G9 Notebook Lenovo IdeaPad S540-13IML (81XA)
Included Accessories - Power adapter
Integrated Options HP Tamper Lock -
Security Trusted Platform Module (TPM 2.0) Security Chip Firmware Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington nano security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately), chassis intrusion sensor -
Features Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI 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)
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
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