Epson - EcoTank ET-2850 vs Epson - WorkForce Pro WF-7840
Between the EcoTank ET-2850 and WorkForce Pro WF-7840, the EcoTank ET-2850 comes out ahead in several specs, while the WorkForce Pro WF-7840 wins on pages/min (color) and pages/min (mono). Overall, the EcoTank ET-2850 scores 43.5 and the WorkForce Pro WF-7840 scores 60.4 on our Mars Score.
Which should you buy?
The WorkForce Pro WF-7840 is the clear pick on raw spec strength, leading by 16.9 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
The EcoTank ET-2850 doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.
Pick the WorkForce Pro WF-7840 if you care most about pages/min (color) and pages/min (mono). Its strongest claims are pages/min (color), pages/min (mono), adf.
Both ship with comparable type, color, auto duplex, so those specs don't separate the two — focus on the differences below.
Bottom line: the WorkForce Pro WF-7840 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Epson - EcoTank ET-2850 wins
- No decisive advantages.
Why Epson - WorkForce Pro WF-7840 wins
- ▲Pages/min (color) — 140.00% more. 12 vs 5.
- ▲Pages/min (mono) — 138.10% more. 25 vs 10.5.
- ▲Has ADF.
Spec comparison
Spec
| Spec | Epson - EcoTank ET-2850 | Epson - WorkForce Pro WF-7840 |
|---|---|---|
| Type | Inkjet AIO | Inkjet AIO |
| Color | true | true |
| Pages/min (mono) | 10.5 | 25lead |
| Pages/min (color) | 5 | 12lead |
| Resolution | 5760x1440 dpi | 4800x2400 dpi |
| Max paper size | Letter | Tabloidlead |
Features
| Spec | Epson - EcoTank ET-2850 | Epson - WorkForce Pro WF-7840 |
|---|---|---|
| Auto duplex | true | true |
| ADF | false | truelead |
| Wi-Fi | true | true |
| AirPrint | true | true |
Frequently asked
Spec-level deep dives
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