Side by side comparison and review of Dell Latitude 7640 and Lenovo ThinkPad X1 Carbon Gen 11 (21HM). 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.
Advantages and disadvantages of Dell Latitude 7640 based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
high-resolution display
powerful processor performance
lightweight design
excellent connectivity options
higher price point
average battery life
limited color options
noisy under load
Advantages and disadvantages of Lenovo ThinkPad X1 Carbon Gen 11 (21HM) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard comfort
impressive battery life
high-resolution display
higher price point
limited graphics performance
no HDMI port
fewer color options
| DESIGN AND DIMENSIONS | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 25.042 cm x 1.95 cm | 31.56 cm x 22.25 cm x 1.536 cm |
| Weight | 1.837 kg | 1.12 kg |
| Case Material | Aluminum | Aluminium (bottom), carbon fibre (top) |
| Colour | - | Deep black paint |
| DISPLAY | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Screen Size (Type) | 16" - IPS | 14" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1200 (Full HD Plus) | 1920 x 1200 (WUXGA) |
| Pixel Density (ppi) | 141.5 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:10 |
| Image Brightness | 250 cd/m² | 400 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, 35 ms response rate, 85° horizontal and vertical viewing angle, 0.17952 mm pixel pitch | Anti-glare, Low Power, Eyesafe technology |
| PROCESSOR | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| CPU | Intel Core i5 (13th Gen) 1345U / 1.6 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.6 GHz |
| Number of Cores | 10-core | 10-core |
| Cache | L3 - 12 MB | 12 MB |
| Platform Technology | Intel vPro Enterprise | Intel Evo |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| RAM | 16 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 4800 MHz | 6400 MHz |
| Rated Speed | 4800 MHz | 6400 MHz |
| STORAGE | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) | Yes - 1080p |
| Camera Features | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1920 x 1080, 640 x 360 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Four stereo speakers, dual array microphone | Stereo speakers, two tweeters, two woofers, quad array microphone |
| Codec | Realtek ALC3281 | Realtek ALC3306 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Wireless | Bluetooth, NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | NFC, Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | Intel Wi-Fi 6E AX 211 |
| Features | Dual stream (2x2), WWAN aerial | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G/5G upgradable |
|---|
| BATTERY | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 57 Wh |
| AC ADAPTER | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 65 Watt |
| INPUT | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Type | Keyboard, ClickPad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Mini LED backlit, 80-key | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad, air intake key design |
| CONNECTIONS & EXPANSIONS | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Interfaces | HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI (4K support) Headphone/microphone combo jack |
|---|
| SOFTWARE | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Operating System (OS) | Windows 11 Pro - Dutch / English / French / German / Italian | Windows 11 Pro - English |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence) | Glance by Mirametrix, Intel Connectivity Performance Suite |
| MISCELLANEOUS | Dell Latitude 7640 | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Included Accessories | USB-C power adapter | USB-C slim power adapter |
|---|---|---|
| Integrated Options | Accelerometer, hall sensor | - |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader, contactless smart card reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Noble Wedge security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | ExpressCharge, ExpressChargeBoost | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | FIPS 140-2, TCG Certified, TCO Certified 9.0 | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 5 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site - response time: next business day |
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