Sato WD312-405DW-EX1-2 vs Sato WD212-409DN-EX1-2: Specification Comparison
Both the Sato WD312-405DW-EX1-2 and WD212-409DN-EX1-2 are desktop thermal label printers from the same manufacturer, sharing identical form factors, resolution, print speed, and connectivity classes. A buyer evaluating either unit is looking at a 203 dpi, dual-mode (direct thermal and thermal transfer) desktop printer capable of handling labels up to 4.09 inches wide at 6 ips. This comparison examines how the two models differ across connectivity, media handling, and memory specifications to help procurement teams and integrators determine which unit better fits their operational environment.
In This Guide
- Which model offers broader connectivity and interface options?
- Are there differences in media handling specifications between the two units?
- Do the two printers differ in on-board memory or user storage capacity?
- Which should you choose: the WD312-405DW-EX1-2 or the WD212-409DN-EX1-2?
- Side-by-Side Specs
- FAQ
Which model offers broader connectivity and interface options?
Both printers spec Ethernet, Wi-Fi, Bluetooth, and USB as core connectivity options. Product A (WD312-405DW-EX1-2) explicitly lists RS-232C as an additional interface in its datasheet-sourced connectivity field, which Product B (WD212-409DN-EX1-2) does not mention anywhere in its provided specifications. Product B's spec sheet specifies USB 2.0 by standard designation, whereas Product A lists USB without a version qualifier. For environments requiring legacy serial connections — common in older warehouse management systems or industrial PLC integrations — the WD312-405DW-EX1-2's documented RS-232C support is a tangible differentiator. Neither spec sheet lists LAN speed, wireless protocol version (e.g., 802.11 band), or Bluetooth version, so no further distinction can be drawn on those sub-specs from the provided data.
Are there differences in media handling specifications between the two units?
Both printers share identical media width ranges (1 inch minimum to 4.65 inches maximum), maximum roll diameter (5 inches), and maximum ribbon length (984 ft / 300 m). Product B additionally specifies a media core size of 1 inch, which Product A's provided specifications do not explicitly state. Maximum print width is 4.09 inches on both units. Print method — direct thermal and thermal transfer — is identical. The ribbon maximum length is documented in both as 984 ft, with Product A also expressing this as 300 m. No differences in label gap sensing, media type compatibility (continuous, die-cut, black mark), or tear-bar versus cutter options are disclosed in the provided specifications for either model, so buyers requiring those details should consult the respective datasheets directly.
Do the two printers differ in on-board memory or user storage capacity?
Memory specifications are identical across both units: 16 MB Flash, 32 MB SDRAM, and 16 MB user storage. Product A's series is explicitly identified as WS4 in its spec data; Product B carries no series designation in the provided specifications. Both carry a 1-year manufacturer warranty, identical power input (AC 100–240V, 50/60 Hz), and identical operating temperature ranges (41°F–104°F / 5°C–40°C). Physical dimensions and weight are the same: 8.69 × 10.96 × 7.38 inches and 5.46 lbs (2.48 kg). No differentiation in processor speed, print buffer depth, or firmware platform is disclosed in the provided specifications. The memory parity means neither unit holds an advantage for high-volume stored-format label jobs based on the available spec data.
Which should you choose: the WD312-405DW-EX1-2 or the WD212-409DN-EX1-2?
Our take: The WD312-405DW-EX1-2 is the stronger choice when legacy serial connectivity is a deployment requirement, as its specifications explicitly document RS-232C support that the WD212-409DN-EX1-2's provided specs do not mention. Beyond that single documented interface delta, the two printers are functionally identical on every measurable spec in the provided data: both print at 203 dpi and 6 ips, handle the same media width range (1"–4.65"), carry the same 16 MB Flash / 32 MB SDRAM / 16 MB user storage, weigh 5.46 lbs, and share the same physical footprint. The WD212-409DN-EX1-2 explicitly calls out USB 2.0 and a 1-inch media core, neither of which is contradicted by Product A's specs but simply not stated. For organizations running modern WMS or ERP systems over Ethernet or Wi-Fi without serial dependencies, both units are specification-equivalent and the decision should be driven by price availability and SKU-specific firmware or accessory ecosystem differences confirmed with Sato directly.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | Sato WD312-405DW-EX1-2 | Sato WD212-409DN-EX1-2 |
|---|---|---|
| Series | WS4 | — |
| MPN | WD312-405DW-EX1-2 | WD212-409DN-EX1-2 |
| Print Resolution | 203 dpi | 203 dpi |
| Print Speed | 6 ips | 6 ips |
| Print Method | Direct Thermal / Thermal Transfer | Direct Thermal / Thermal Transfer |
| Max Print Width | 4.09" | 4.09" |
| Media Width Range | 1" to 4.65" | 1" to 4.65" |
| Media Core Size | — | 1" |
| Max Roll Diameter | 5" | 5" |
| Max Ribbon Length | 984 ft (300 m) | 984 ft |
| Connectivity | Ethernet, Wi-Fi, Bluetooth, USB, RS-232C | Ethernet, Wi-Fi, Bluetooth, USB 2.0 |
| Flash Memory | 16 MB | 16 MB |
| SDRAM | 32 MB | 32 MB |
| User Storage | 16 MB | 16 MB |
| Dimensions (W x D x H) | 8.69" x 10.96" x 7.38" | 8.69" x 10.96" x 7.38" |
| Weight | 5.46 lbs (2.48 kg) | 5.46 lbs (2.48 kg) |
| Power Input | AC 100–240V, 50/60 Hz | AC 100–240V, 50/60 Hz |
| Operating Temperature | 41°F–104°F (5°C–40°C) | 41°F–104°F (5°C–40°C) |
| Warranty | 1-year | 1-year |
| Form Factor | Desktop | Desktop |
Frequently Asked Questions
Which should you choose: the WD312-405DW-EX1-2 or the WD212-409DN-EX1-2?
The WD312-405DW-EX1-2 is the stronger choice when legacy serial connectivity is a deployment requirement, as its specifications explicitly document RS-232C support that the WD212-409DN-EX1-2's provided specs do not mention. Beyond that single documented interface delta, the two printers are functionally identical on every measurable spec in the provided data: both print at 203 dpi and 6 ips, handle the same media width range (1"–4.65"), carry the same 16 MB Flash / 32 MB SDRAM / 16 MB user storage, weigh 5.46 lbs, and share the same physical footprint. The WD212-409DN-EX1-2 explicitly calls out USB 2.0 and a 1-inch media core, neither of which is contradicted by Product A's specs but simply not stated. For organizations running modern WMS or ERP systems over Ethernet or Wi-Fi without serial dependencies, both units are specification-equivalent and the decision should be driven by price availability and SKU-specific firmware or accessory ecosystem differences confirmed with Sato directly.
Is the WD312-405DW-EX1-2 or WD212-409DN-EX1-2 better for connecting to legacy serial-based warehouse systems?
Based on the provided specifications, the WD312-405DW-EX1-2 is the documented choice here — its spec sheet explicitly lists RS-232C as a supported interface. The WD212-409DN-EX1-2's provided specifications do not mention RS-232C. If serial connectivity is not a requirement, both units offer identical Ethernet, Wi-Fi, Bluetooth, and USB connectivity.
Do these two Sato printers handle the same label sizes and ribbon lengths?
Yes, based on the provided specifications both models support an identical media width range of 1 inch to 4.65 inches, a maximum print width of 4.09 inches, a maximum roll diameter of 5 inches, and a maximum ribbon length of 984 ft (300 m). No difference in media handling capability is evident from the available spec data.
Are the WD312-405DW-EX1-2 and WD212-409DN-EX1-2 the same physical size and weight?
Yes. Both units share identical dimensions — 8.69 × 10.96 × 7.38 inches — and identical weight of 5.46 lbs (2.48 kg) per the provided specifications. Both are desktop-mount form factors. Their power requirements (AC 100–240V, 50/60 Hz) and operating temperature ranges (41°F–104°F / 5°C–40°C) are also identical.
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