# Delta Leland 9178-AR-DST vs Grohe Concetto 32665001: specs and price compared

A sourced, side-by-side comparison of the Delta Leland 9178-AR-DST (Delta) and Grohe Concetto 32665001 (Grohe) among kitchen faucets. Grohe Concetto 32665001 is the cheaper of the two at $449.

## Side by side

| Spec | Delta Leland 9178-AR-DST | Grohe Concetto 32665001 |
| --- | --- | --- |
| US price | $585 | $449 |
| Brand | Delta | Grohe |
| Flow rate gpm | 1.8 | 1.75 |
| Spout height (in) | — | — |
| Spout reach (in) | — | 8.63 |
| Spray modes | — | 2 |
| Activation type | manual | manual |
| Handle type | single-handle | single-handle |
| Mounting holes | 1 | 1 |
| Valve type | DIAMOND Seal Valve | ceramic-disc |
| Body material | — | brass |
| Finish options count | 6 | — |
| Swivel degrees | 360 | 360 |
| Lifetime warranty | Yes | Yes |

## Key differences

- Flow rate gpm: Delta Leland 9178-AR-DST 1.8 vs Grohe Concetto 32665001 1.75
- Valve type: Delta Leland 9178-AR-DST DIAMOND Seal Valve vs Grohe Concetto 32665001 ceramic-disc

## Sources

- Delta Leland 9178-AR-DST: https://www.deltafaucet.com/kitchen/product/9178-AR-DST.html (deltafaucet.com, verified 2026-07-11)
- Grohe Concetto 32665001: https://www.grohe.us/single-hole-pull-down-faucets/single-handle-pull-down-kitchen-faucet-dual-spray-175-gpm/grohe-chrome-32665001 (grohe.us, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/kitchen-faucets/delta-leland-9178-ar-dst-vs-grohe-concetto-32665001/
Cite: Per The Front Desk Review, Delta Leland 9178-AR-DST ($585) vs Grohe Concetto 32665001 ($449) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/kitchen-faucets/delta-leland-9178-ar-dst-vs-grohe-concetto-32665001/
License: CC BY 4.0.