diff --git a/src/components/video-editor/SettingsPanel.tsx b/src/components/video-editor/SettingsPanel.tsx
index 34adddd..e45f439 100644
--- a/src/components/video-editor/SettingsPanel.tsx
+++ b/src/components/video-editor/SettingsPanel.tsx
@@ -166,7 +166,6 @@ const ZOOM_DEPTH_OPTIONS: Array<{ depth: ZoomDepth; label: string }> = [
 	{ depth: 6, label: "5×" },
 ];
 
-// TODO: make this configurable
 const ZOOM_SPEED_OPTIONS = [
 	{ label: "Instant", zoomIn: 0, zoomOut: 0 },
 	{ label: "Fast", zoomIn: 500, zoomOut: 350 },
@@ -570,8 +569,10 @@ export function SettingsPanel({
 							<div className="grid grid-cols-4 gap-1.5">
 								{ZOOM_SPEED_OPTIONS.map((opt) => {
 									const isActive =
-										selectedZoomInDuration === opt.zoomIn &&
-										selectedZoomOutDuration === opt.zoomOut;
+										selectedZoomInDuration !== undefined &&
+										selectedZoomOutDuration !== undefined &&
+										Math.round(selectedZoomInDuration) === Math.round(opt.zoomIn) &&
+										Math.round(selectedZoomOutDuration) === Math.round(opt.zoomOut);
 									return (
 										<Button
 											key={opt.label}
@@ -924,7 +925,7 @@ export function SettingsPanel({
 						</AccordionTrigger>
 						<AccordionContent className="pb-3">
 							<Tabs defaultValue="image" className="w-full">
-								<TabsList className="mb-2 bg-white/5 border border-white/5 p-0.5 w-full grid grid-cols-3  rounded-lg">
+								<TabsList className="mb-2 bg-white/5 border border-white/5 p-0.5 w-full grid grid-cols-3 rounded-lg">
 									<TabsTrigger
 										value="image"
 										className="data-[state=active]:bg-[#34B27B] data-[state=active]:text-white text-slate-400 text-[10px] py-1 rounded-md transition-all"
diff --git a/src/components/video-editor/VideoEditor.tsx b/src/components/video-editor/VideoEditor.tsx
index e4de186..0eba120 100644
--- a/src/components/video-editor/VideoEditor.tsx
+++ b/src/components/video-editor/VideoEditor.tsx
@@ -1773,13 +1773,13 @@ export default function VideoEditor() {
 						selectedZoomInDuration={
 							selectedZoomId
 								? (zoomRegions.find((z) => z.id === selectedZoomId)?.zoomInDurationMs ??
-									ZOOM_IN_TRANSITION_WINDOW_MS)
+									Math.round(ZOOM_IN_TRANSITION_WINDOW_MS))
 								: undefined
 						}
 						selectedZoomOutDuration={
 							selectedZoomId
 								? (zoomRegions.find((z) => z.id === selectedZoomId)?.zoomOutDurationMs ??
-									TRANSITION_WINDOW_MS)
+									Math.round(TRANSITION_WINDOW_MS))
 								: undefined
 						}
 						onZoomDurationChange={(zoomIn, zoomOut) =>
diff --git a/src/components/video-editor/timeline/Item.tsx b/src/components/video-editor/timeline/Item.tsx
index db9ae1a..27a4815 100644
--- a/src/components/video-editor/timeline/Item.tsx
+++ b/src/components/video-editor/timeline/Item.tsx
@@ -3,6 +3,11 @@ import { useItem, useTimelineContext } from "dnd-timeline";
 import { Gauge, MessageSquare, Scissors, ZoomIn } from "lucide-react";
 import { useMemo } from "react";
 import { cn } from "@/lib/utils";
+import {
+	DEFAULT_ZOOM_IN_MS,
+	DEFAULT_ZOOM_OUT_MS,
+	getDurations,
+} from "../videoPlayback/zoomRegionUtils";
 import glassStyles from "./ItemGlass.module.css";
 
 interface ItemProps {
@@ -86,6 +91,16 @@ export default function Item({
 	const MIN_ITEM_PX = 6;
 	const safeItemStyle = { ...itemStyle, minWidth: MIN_ITEM_PX };
 
+	const { zoomIn, zoomOut } = useMemo(() => {
+		if (!isZoom) return { zoomIn: 0, zoomOut: 0 };
+		return getDurations({
+			startMs: span.start,
+			endMs: span.end,
+			zoomInDurationMs,
+			zoomOutDurationMs,
+		});
+	}, [isZoom, span.start, span.end, zoomInDurationMs, zoomOutDurationMs]);
+
 	return (
 		<div
 			ref={setNodeRef}
@@ -114,14 +129,14 @@ export default function Item({
 							<div
 								className="absolute top-0 bottom-0 left-0 bg-white/10 border-r border-white/20 pointer-events-none"
 								style={{
-									width: `${((zoomInDurationMs ?? 1522.575) / (span.end - span.start)) * 100}%`,
+									width: `${(zoomIn / (span.end - span.start)) * 100}%`,
 								}}
 							/>
 							{/* Draggable handle for Transition In */}
 							<div
 								className="absolute top-0 bottom-0 w-2 cursor-col-resize z-20 group-hover:bg-white/5 transition-colors"
 								style={{
-									left: `${((zoomInDurationMs ?? 1522.575) / (span.end - span.start)) * 100}%`,
+									left: `${(zoomIn / (span.end - span.start)) * 100}%`,
 									transform: "translateX(-50%)",
 								}}
 								onPointerDown={(e) => {
@@ -130,17 +145,18 @@ export default function Item({
 									const target = e.currentTarget;
 									target.setPointerCapture(e.pointerId);
 
+									const startX = e.clientX;
+									const initialZoomIn = zoomInDurationMs ?? DEFAULT_ZOOM_IN_MS;
+									const initialZoomOut = zoomOutDurationMs ?? DEFAULT_ZOOM_OUT_MS;
+
 									const onPointerMove = (moveEvent: PointerEvent) => {
-										const deltaPx = moveEvent.clientX - e.clientX;
+										const deltaPx = moveEvent.clientX - startX;
 										const deltaMs = pixelsToValue(deltaPx);
 										const newDuration = Math.max(
 											0,
-											Math.min(
-												(zoomInDurationMs ?? 1522.575) + deltaMs,
-												span.end - span.start - (zoomOutDurationMs ?? 1015.05),
-											),
+											Math.min(initialZoomIn + deltaMs, span.end - span.start - initialZoomOut),
 										);
-										onZoomDurationChange?.(id, newDuration, zoomOutDurationMs ?? 1015.05);
+										onZoomDurationChange?.(id, newDuration, initialZoomOut);
 									};
 
 									const onPointerUp = () => {
@@ -157,14 +173,14 @@ export default function Item({
 							<div
 								className="absolute top-0 bottom-0 right-0 bg-white/10 border-l border-white/20 pointer-events-none"
 								style={{
-									width: `${((zoomOutDurationMs ?? 1015.05) / (span.end - span.start)) * 100}%`,
+									width: `${(zoomOut / (span.end - span.start)) * 100}%`,
 								}}
 							/>
 							{/* Draggable handle for Transition Out */}
 							<div
 								className="absolute top-0 bottom-0 w-2 cursor-col-resize z-20 group-hover:bg-white/5 transition-colors"
 								style={{
-									right: `${((zoomOutDurationMs ?? 1015.05) / (span.end - span.start)) * 100}%`,
+									right: `${(zoomOut / (span.end - span.start)) * 100}%`,
 									transform: "translateX(50%)",
 								}}
 								onPointerDown={(e) => {
@@ -173,17 +189,18 @@ export default function Item({
 									const target = e.currentTarget;
 									target.setPointerCapture(e.pointerId);
 
+									const startX = e.clientX;
+									const initialZoomIn = zoomInDurationMs ?? DEFAULT_ZOOM_IN_MS;
+									const initialZoomOut = zoomOutDurationMs ?? DEFAULT_ZOOM_OUT_MS;
+
 									const onPointerMove = (moveEvent: PointerEvent) => {
-										const deltaPx = e.clientX - moveEvent.clientX; // Inverted because right-anchored
+										const deltaPx = startX - moveEvent.clientX; // Inverted because right-anchored
 										const deltaMs = pixelsToValue(deltaPx);
 										const newDuration = Math.max(
 											0,
-											Math.min(
-												(zoomOutDurationMs ?? 1015.05) + deltaMs,
-												span.end - span.start - (zoomInDurationMs ?? 1522.575),
-											),
+											Math.min(initialZoomOut + deltaMs, span.end - span.start - initialZoomIn),
 										);
-										onZoomDurationChange?.(id, zoomInDurationMs ?? 1522.575, newDuration);
+										onZoomDurationChange?.(id, initialZoomIn, newDuration);
 									};
 
 									const onPointerUp = () => {
diff --git a/src/components/video-editor/videoPlayback/zoomRegionUtils.ts b/src/components/video-editor/videoPlayback/zoomRegionUtils.ts
index e9fd603..88d08c1 100644
--- a/src/components/video-editor/videoPlayback/zoomRegionUtils.ts
+++ b/src/components/video-editor/videoPlayback/zoomRegionUtils.ts
@@ -37,10 +37,15 @@ function easeConnectedPan(value: number) {
 	return cubicBezier(0.1, 0.0, 0.2, 1.0, value);
 }
 
-const DEFAULT_ZOOM_OUT_MS = TRANSITION_WINDOW_MS;
-const DEFAULT_ZOOM_IN_MS = ZOOM_IN_TRANSITION_WINDOW_MS;
+export const DEFAULT_ZOOM_OUT_MS = TRANSITION_WINDOW_MS;
+export const DEFAULT_ZOOM_IN_MS = ZOOM_IN_TRANSITION_WINDOW_MS;
 
-function getDurations(region: ZoomRegion) {
+export function getDurations(region: {
+	startMs: number;
+	endMs: number;
+	zoomInDurationMs?: number;
+	zoomOutDurationMs?: number;
+}) {
 	let zoomIn = region.zoomInDurationMs ?? DEFAULT_ZOOM_IN_MS;
 	let zoomOut = region.zoomOutDurationMs ?? DEFAULT_ZOOM_OUT_MS;