FitCheckrReplacement comparison
EDR1RXD1 vs EDR4RXD1
EveryDrop Filter 1 and Filter 4 fit different refrigerator housings even though both are six-month water filters.
Exact model
EDR1RXD1: 6 mo
EDR4RXD1: 6 mo
Official product image references
Use the manufacturer reference images to identify the two parts before comparing model support and usage.
Which replacement should you use?
Risk summary
Similar replacement interval does not mean compatible fit. Check the existing filter number before ordering.
Main difference between EDR1RXD1 and EDR4RXD1
Which one fits which models
Use EDR1RXD1 for the model family described on its replacement page. Use EDR4RXD1only when your device model or manual explicitly lists that part number.
Buyer mistake warning
Do not substitute by shape alone. The most important difference to check here is exact model.
When to choose EDR1RXD1
Whirlpool-family models that list EDR1RXD1 or Filter 1.
When to choose EDR4RXD1
Whirlpool-family models that list EDR4RXD1 or Filter 4.
Frequently asked questions
Are EDR1RXD1 and EDR4RXD1 interchangeable?
EveryDrop Filter 1 and Filter 4 fit different refrigerator housings even though both are six-month water filters.
What is the main difference between EDR1RXD1 and EDR4RXD1?
The main difference to verify is exact model. Similar replacement interval does not mean compatible fit. Check the existing filter number before ordering.
When should I choose EDR1RXD1?
Whirlpool-family models that list EDR1RXD1 or Filter 1.
When should I choose EDR4RXD1?
Whirlpool-family models that list EDR4RXD1 or Filter 4.
Can I rely on part photos alone?
No. Part photos help identify packaging and shape, but compatibility should be confirmed by exact model support, part number, replacement type, and manufacturer references.
Official reference pages
Use these manufacturer pages to inspect current part photos, packaging, and model language. FitCheckr's comparison notes summarize fit risk, but the official pages should be used to confirm current part details before choosing a replacement.
| Fit signal | EDR1RXD1 | EDR4RXD1 |
|---|---|---|
| Brand family | Whirlpool | Whirlpool |
| Replacement type | Water filter | Water filter |
| OEM status | oem | oem |
| Replacement interval | Every 6 months or about 200 gallons | Every 6 months or about 200 gallons |