Lenovo ThinkBook 14 G4+ IAP (21CX) vs. HP EliteBook 645 G9 Notebook

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkBook 14 G4+ IAP (21CX) and HP EliteBook 645 G9 Notebook. 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.

Lenovo ThinkBook 14 G4+ IAP (21CX) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4+ IAP (21CX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

efficient thermal management

sharp full hd display

modern connectivity options

fast ssd storage

average battery life

no dedicated gpu

limited color accuracy

higher price segment

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

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 14 G4+ IAP (21CX) and HP EliteBook 645 G9 Notebook
85 % - Design
75 % - Display
71 % - Performance
85 % - Connectivity
76 % - Battery
83 % - Design
84 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 14 G4+ IAP (21CX) vs. HP EliteBook 645 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 31.2 cm x 22.4 cm x 1.65 cm 32.19 cm x 21.39 cm x 1.99 cm
Weight 1.4 kg 1.37 kg
Case Material Aluminium (top), aluminium (bottom) -
Colour Dual tone arctic grey -
DISPLAY Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Screen Size (Type) 14" - IPS 14"
LCD Backlight Technology LED backlight WLED backlight
Screen Resolution 1920 x 1200 (WUXGA) -
Widescreen Yes Yes
Image Aspect Ratio 16:9 -
Image Brightness 300 cd/m² -
Colour Gamut 45% NTSC -
Features Anti-glare -
PROCESSOR Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz No CPU
Max Turbo Speed 4.4 GHz -
Number of Cores 10-core -
Cache 12 MB -
Features Integrated memory controller -
MEMORY Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
RAM 16 GB (provided memory is soldered) 0 GB
Max RAM Supported - 64 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 4800 MHz -
Rated Speed 4800 MHz -
Form Factor - SO-DIMM 260-pin
Slots Qty - 2
Empty Slots - 2
STORAGE Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) -
AUDIO & VIDEO Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Graphics Processor (GPU) Intel Iris Xe Graphics No graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p -
Camera Features Privacy shutter, fixed focus -
Sound Stereo speakers, dual array microphone Stereo speakers
Codec Realtek ALC3287 Realtek ALC3247
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 -
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) -
BATTERY Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Technology Lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 46.5 Wh -
AC ADAPTER Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Input AC 100-240 V (50/60 Hz) AC 115/230 V (50/60 Hz)
Output 100 Watt 5 / 9 / 12 / 15 / 20 V
INPUT Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Type Keyboard, touchpad Keyboard, ClickPad
Keyboard Name - HP Premium
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad Volume control, spill-resistant, ClickPad with gesture support
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Slots 1 x M.2 (PCI Express 3.0 x4) (1 free)
1 x M.2 (PCI Express 4.0 x4) (0 free)
-
Interfaces USB 2.0 (hidden)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
HDMI
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
LAN
Headphone/microphone combo jack
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)
Memory Card Reader 3 in 1 (SD Card, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Operating System (OS) Windows 11 Pro - English No operating system
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Lenovo ThinkBook 14 G4+ IAP (21CX) HP EliteBook 645 G9 Notebook
Included Accessories USB-C slim wall mount power adapter -
Integrated Options - HP Tamper Lock
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington nano security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately), chassis intrusion sensor
Features Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 0 °C
Humidity Range Operating 8 - 95% 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Other Comparisons with Lenovo ThinkBook 14 G4+ IAP (21CX)
Other Comparisons with HP EliteBook 645 G9 Notebook
Other Popular Laptop Comparisons
Other projects: