In depth comparison and review of Dell Latitude 7640 and Acer TravelMate B3 11 (TMB311). 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 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 Acer TravelMate B3 11 (TMB311) based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
affordable price point
efficient battery life
robust security features
lightweight design
mediocre display quality
limited storage capacity
basic graphics performance
slow processor speed
| DESIGN AND DIMENSIONS | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 25.042 cm x 1.95 cm | 29.08 cm x 21.145 cm x 2.075 cm |
| Weight | 1.837 kg | 1.4 kg |
| Case Material | Aluminum | - |
| Colour | - | Shale black |
| DISPLAY | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Screen Size (Type) | 16" - IPS | 11.6" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1200 (Full HD Plus) | 1366 x 768 (WXGA) |
| Pixel Density (ppi) | 141.5 | - |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 50% NTSC |
| Features | Anti-glare, 35 ms response rate, 85° horizontal and vertical viewing angle, 0.17952 mm pixel pitch | Anti-glare, matte, ComfyView, Acer BluelightShield technology, 25 ms response rate |
| PROCESSOR | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| CPU | Intel Core i5 (13th Gen) 1345U / 1.6 GHz | Intel N-series N200 |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 3.7 GHz |
| Number of Cores | 10-core | Quad-Core |
| Cache | L3 - 12 MB | L3 - 6 MB |
| Platform Technology | Intel vPro Enterprise | - |
| Features | Intel Smart Cache | Intel Smart Cache |
| MEMORY | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 4800 MHz | - |
| Rated Speed | 4800 MHz | - |
| STORAGE | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 | 128 GB SSD - Kingston |
|---|
| AUDIO & VIDEO | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) | Yes - HD |
| Camera Features | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) | Privacy shutter, Temporal Noise Reduction |
| 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 microphones |
| Codec | Realtek ALC3281 | - |
| Compliant Standards | High Definition Audio | - |
| COMMUNICATIONS | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Wireless | Bluetooth, NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | Intel Wi-Fi 6E AX 211 - M.2 2230 (CNVi) |
| Features | Dual stream (2x2), WWAN aerial | Dual stream (2x2), MU-MIMO |
| BATTERY | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Technology | 3-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 50 Wh |
| AC ADAPTER | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 45 Watt, 5 / 9 / 12 / 15 / 20 V, 3 A |
| INPUT | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Mini LED backlit, 80-key | Multi-gesture touch pad, spill-resistant, precision touchpad, mechanically anchored keys, OceanGlass touchpad, serviceable keyboard design |
| CONNECTIONS & EXPANSIONS | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| 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 |
HDMI 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Operating System (OS) | Windows 11 Pro - Dutch / English / French / German / Italian | Windows 11 Pro Education |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence) | - |
| MISCELLANEOUS | Dell Latitude 7640 | Acer TravelMate B3 11 (TMB311) |
|---|
| Included Accessories | USB-C power adapter | USB-C 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 | - |
| Security Slot Type | Noble Wedge security slot | Kensington 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, MIL-STD-810H tested |
| Compliant Standards | FIPS 140-2, TCG Certified, TCO Certified 9.0 | - |
| SAR Value | - | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 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 - carry-in International travellers warranty - 1 year |
| Model Number | - | 33 |
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