For kitchens with quartz countertops, undermount sinks offer a seamless look, easier cleaning, and strong durability. The following selections highlight white quartz composite sinks that pair well with modern finishes like gold or black faucets. Each option emphasizes the durability of quartz composite, clean lines, and practical design features such as rounded corners and deep bowls. Read on to compare sizing, installation options, and included accessories to help you choose the best undermount sink for your quartz setup.
| Product | Brand | Type | Approximate Size |
|---|---|---|---|
| KRAUS Quarza 31-inch Granite Undermount Single Bowl | Kraus | Undermount Single Bowl | 31″ L x 17″ W |
| KRAUS Forteza 33-inch Granite Double Bowl | Kraus | Undermount / Drop-In Double Bowl | 33″ L x 22″ W |
| KRAUS Forteza 32-inch Granite Undermount Single Bowl | Kraus | Undermount Single Bowl | 32″ L x 19″ W |
| KRAUS Quarza 24-inch Granite Drop-In/Undermount | Kraus | Undermount Single Bowl | 24″ L x 18″ W |
| KRAUS Quarza 31-inch Undermount Single Bowl Granite Kitchen Sink | Kraus | Undermount Single Bowl | 30.5″ L x 17″ W |
The five selected sinks focus on quartz composite construction with a granite-like appearance, practical bowl sizes, and install versatility for quartz countertops. Each product listing includes a practical kit with drains, templates, and sometimes extra accessories, supporting a clean, durable, and easy-to-maintain kitchen workspace.
KRAUS Quarza 31-Inch Undermount White Granite Sink
The KRAUS Quarza 31-inch undermount sink uses a white granite quartz composite with a smooth, non-porous surface designed to resist staining and scratches. The rear-set drain and deep single-bowl configuration provide easy cleaning and a seamless transition from countertop to sink. The kit includes a stainless steel drain with a strainer, hardware, and a template to simplify installation. External dimensions are 30.5 inches long by 17 inches wide with a 9.25-inch depth, making it a strong fit for many 36-inch cabinets. Its dramatic white finish complements gold or black faucet finishes to create a contemporary kitchen focal point.
Key features: hard, smooth surface; rounded corners to reduce buildup; durable quartz composite with the look of natural granite; included template for precise cutouts; rear-set drain for efficient draining.
KRAUS Forteza 33-Inch Granite Double Bowl
This Kraus Forteza model offers a 60/40 double-bowl configuration, ideal for multitasking in busy kitchens. Made from a quartz composite that resembles natural granite, this sink supports heavy use and easy cleaning with a hard, smooth surface. It installs as either a drop-in or undermount, depending on countertop design, and includes two stainless steel drains, a silicone mitt, a trivet, hardware, and cut-out templates. External dimensions are 33 inches by 22 inches with a 9.5-inch depth. The bowls allow generous space for large pots and bulky dishes while maintaining an attractive, bright white appearance.
Key features: 60/40 double bowls; rear-set drains; durable quartz composite; included accessories; rounded corners aid in cleaning and reduce grime buildup.
KRAUS Forteza 32-Inch Granite Undermount Single Bowl
The Forteza 32-inch undermount single bowl presents a balanced option for smaller layouts while preserving a bold white quartz appearance. The sink features an offset drain and a deep bowl, designed for a clean transition from counter to sink. It comes with a stainless steel drain with a strainer, silicone mitt, a trivet, hardware, and a template, ensuring an efficient cut-out and installation. Dimensions include 31 3/4 inches in length, 19 1/8 inches in width, and 9 1/2 inches in depth, making it a versatile choice for many 36-inch cabinets.
Key features: offset drain; deep bowl; durable quartz composite; soft accessories; rounded edges for easier cleaning.
KRAUS Quarza 24-Inch Granite Undermount/Sink
Designed as a compact 24-inch option, this Quarza model is suitable for smaller kitchens or bar setups while still delivering the quartz composite durability and granite-like aesthetics. It includes a stainless steel drain assembly with a removable basket strainer, a cut-out template, and hardware. The bowl dimensions are roughly 21 3/8 inches by 15 1/2 inches, with a depth of 8 1/4 inches, and external dimensions around 24 by 18 1/8 inches. The rear-set drain supports efficient wastewater removal and helps maintain a clean countertop edge.
Key features: compact footprint; durable quartz composite; reliable rear-set drain; included cut-out template and hardware; smooth, non-porous surface for easy maintenance.
KRAUS Quarza 31-Inch Undermount Granite White Sink (Black Onyx)
This edition of the Quarza line uses a quartz composite that mimics natural granite with a reinforced, durable surface. It measures 30 1/2 inches by 17 inches externally, with a 9 1/4-inch depth, and is designed for undermount installation with a seamless transition to quartz countertops. The kit includes a stainless steel drain assembly with a removable basket strainer and a kitchen towel. The black-on-onyx finish adds a dramatic contrast to lighter countertop tones and complements a range of faucet styles.
Key features: granite-like quartz surface; seamless undermount installation; included drain assembly; modern black finish option; rounded corners for easier cleaning.
Buying Guide: Key Considerations For Undermount Sinks With Quartz Countertops
- Material and finish: Quartz composite sinks provide a non-porous, easy-to-clean surface that resists staining and scratches. A white quartz finish pairs well with a wide range of faucet finishes and cabinet colors, while a darker option adds contrast.
- Installation compatibility: Undermount sinks require solid countertop support. Ensure your quartz countertops and cabinet dimensions align with external sink dimensions and depth to avoid clearance issues with plumbing and disposal.
- Bowl configuration: Single-bowl designs maximize continuous counter space, while double-bowl options offer zones for washing and prep. Consider how you use the sink day-to-day and choose accordingly.
- Drain location: Rear-set drains promote a clean front edge on the countertop and simplify plumbing routing beneath the sink. Verify that your disposal or drain setup aligns with the sink’s drain placement.
- Included accessories: Many sinks ship with drain assemblies, templates, and hardware. Check if you need extra items like cutting boards, drying racks, or trivets to maximize workstation usefulness.
- Maintenance: Look for non-porous, smooth surfaces that resist stains and are easy to wipe down. Rounded corners reduce grime buildup and simplify cleaning around the sink edges.
- Cabinet size compatibility: Most quartz undermount sinks require at least 33 inches of base cabinet space; confirm your base cabinet width and depth match the external sink dimensions before purchase.
- Aesthetics and coordination: White quartz sinks work well with modern gold or black faucet finishes and light countertops, while darker sinks offer a dramatic contrast with bright white countertops or light cabinetry.