diff --git a/components/auto-complete/autocomplete-trigger.directive.ts b/components/auto-complete/autocomplete-trigger.directive.ts
index 2dad0fafdc2..312b1f56608 100644
--- a/components/auto-complete/autocomplete-trigger.directive.ts
+++ b/components/auto-complete/autocomplete-trigger.directive.ts
@@ -70,7 +70,6 @@ export function getNzAutocompleteMissingPanelError(): Error {
 export class NzAutocompleteTriggerDirective implements ControlValueAccessor, OnDestroy {
   /** Bind nzAutocomplete component */
   @Input() nzAutocomplete: NzAutocompleteComponent;
-
   onChange: OnChangeType = () => {};
   onTouched: OnTouchedType = () => {};
   panelOpen: boolean = false;
@@ -104,7 +103,7 @@ export class NzAutocompleteTriggerDirective implements ControlValueAccessor, OnD
   }
 
   writeValue(value: NzSafeAny): void {
-    this.setTriggerValue(value);
+    Promise.resolve(null).then(() => this.setTriggerValue(value));
   }
 
   registerOnChange(fn: (value: {}) => {}): void {
@@ -185,7 +184,6 @@ export class NzAutocompleteTriggerDirective implements ControlValueAccessor, OnD
     if (target.type === 'number') {
       value = value === '' ? null : parseFloat(value);
     }
-
     if (this.previousValue !== value) {
       this.previousValue = value;
       this.onChange(value);
@@ -355,10 +353,12 @@ export class NzAutocompleteTriggerDirective implements ControlValueAccessor, OnD
     this.closePanel();
   }
 
-  private setTriggerValue(value: string | number | null): void {
-    this.elementRef.nativeElement.value = value || '';
+  private setTriggerValue(value: NzSafeAny): void {
+    const option = this.nzAutocomplete.getOption(value);
+    const displayValue = option ? option.getLabel() : value;
+    this.elementRef.nativeElement.value = displayValue != null ? displayValue : '';
     if (!this.nzAutocomplete.nzBackfill) {
-      this.previousValue = value;
+      this.previousValue = displayValue;
     }
   }
 
diff --git a/components/auto-complete/autocomplete.component.ts b/components/auto-complete/autocomplete.component.ts
index ab04acd061c..f451d7db362 100644
--- a/components/auto-complete/autocomplete.component.ts
+++ b/components/auto-complete/autocomplete.component.ts
@@ -71,7 +71,13 @@ export type AutocompleteDataSource = AutocompleteDataSourceItem[] | string[] | n
         <ng-content></ng-content>
       </ng-template>
       <ng-template #optionsTemplate>
-        <nz-auto-option *ngFor="let option of nzDataSource" [nzValue]="option">{{ option }}</nz-auto-option>
+        <nz-auto-option
+          *ngFor="let option of nzDataSource"
+          [nzValue]="option"
+          [nzLabel]="option && option.label ? option.label : $any(option)"
+        >
+          {{ option && option.label ? option.label : option }}
+        </nz-auto-option>
       </ng-template>
     </ng-template>
   `,
@@ -199,6 +205,10 @@ export class NzAutocompleteComponent implements AfterContentInit, AfterViewInit,
     }, -1)!;
   }
 
+  getOption(value: NzSafeAny): NzAutocompleteOptionComponent | null {
+    return this.options.find(item => this.compareWith(value, item.nzValue)) || null;
+  }
+
   updatePosition(position: NzDropDownPosition): void {
     this.dropDownPosition = position;
     this.changeDetectorRef.markForCheck();
diff --git a/components/auto-complete/autocomplete.spec.ts b/components/auto-complete/autocomplete.spec.ts
index 37921d98c2b..4a3e4e5b2f1 100644
--- a/components/auto-complete/autocomplete.spec.ts
+++ b/components/auto-complete/autocomplete.spec.ts
@@ -30,7 +30,9 @@ describe('auto-complete', () => {
         NzTestAutocompleteWithoutPanelComponent,
         NzTestAutocompleteGroupComponent,
         NzTestAutocompleteWithOnPushDelayComponent,
-        NzTestAutocompleteWithFormComponent
+        NzTestAutocompleteWithFormComponent,
+        NzTestAutocompleteWithObjectOptionComponent,
+        NzTestAutocompleteDifferentValueWithFormComponent
       ],
       providers: [
         { provide: Directionality, useFactory: () => ({ value: dir }) },
@@ -402,38 +404,79 @@ describe('auto-complete', () => {
 
       typeInElement('Burns', input);
       fixture.detectChanges();
-      tick();
 
       expect(fixture.componentInstance.inputControl.value).toBe('Burns');
 
       fixture.componentInstance.inputControl.setValue('');
+      tick();
       fixture.detectChanges();
       expect(input.value).toBe('');
 
       typeInElement('Burns', input);
-      fixture.detectChanges();
       tick();
+      fixture.detectChanges();
 
       expect(fixture.componentInstance.inputControl.value).toBe('Burns');
     }));
   });
 
+  describe('object option', () => {
+    let fixture: ComponentFixture<NzTestAutocompleteWithObjectOptionComponent>;
+    let componentInstance: NzTestAutocompleteWithObjectOptionComponent;
+    let input: HTMLInputElement;
+
+    beforeEach(fakeAsync(() => {
+      fixture = TestBed.createComponent(NzTestAutocompleteWithObjectOptionComponent);
+      componentInstance = fixture.componentInstance;
+      flush();
+      fixture.detectChanges();
+      input = fixture.debugElement.query(By.css('input')).nativeElement;
+    }));
+
+    it('should select init option', fakeAsync(() => {
+      componentInstance.trigger.openPanel();
+      const options = componentInstance.trigger.nzAutocomplete.options.toArray();
+      expect(options[0].selected).toBe(true);
+      expect(input.value).toBe('Lucy');
+      expect(componentInstance.form.get('formControl')?.value.value).toBe('lucy');
+    }));
+
+    it('should set object option', fakeAsync(() => {
+      componentInstance.form.get('formControl')?.setValue({ label: 'Jack', value: 'jack' });
+      flush();
+      fixture.detectChanges();
+      componentInstance.trigger.openPanel();
+      const options = componentInstance.trigger.nzAutocomplete.options.toArray();
+      expect(options[0].selected).toBe(false);
+      expect(options[1].selected).toBe(true);
+      expect(input.value).toBe('Jack');
+      expect(componentInstance.form.get('formControl')?.value.value).toBe('jack');
+    }));
+
+    it('should be typing other string', fakeAsync(() => {
+      typeInElement('string', input);
+      fixture.detectChanges();
+      expect(componentInstance.form.get('formControl')?.value).toBe('string');
+    }));
+  });
+
   describe('form', () => {
     let fixture: ComponentFixture<NzTestAutocompleteWithFormComponent>;
     let input: HTMLInputElement;
 
-    beforeEach(() => {
+    beforeEach(fakeAsync(() => {
       fixture = TestBed.createComponent(NzTestAutocompleteWithFormComponent);
       fixture.detectChanges();
       input = fixture.debugElement.query(By.css('input')).nativeElement;
-    });
+    }));
 
-    it('should set the value with form', () => {
+    it('should set the value with form', fakeAsync(() => {
       const componentInstance = fixture.componentInstance;
+      flush();
       fixture.detectChanges();
       expect(componentInstance.form.get('formControl')!.value).toContain('Burns');
       expect(input.value).toContain('Burns');
-    });
+    }));
 
     it('should set disabled work', () => {
       const componentInstance = fixture.componentInstance;
@@ -464,6 +507,18 @@ describe('auto-complete', () => {
       expect(input.disabled).toBe(true);
       expect(componentInstance.trigger.panelOpen).toBe(false);
     });
+
+    it('should set correct label', fakeAsync(() => {
+      const differentValueWithFormFixture = TestBed.createComponent(NzTestAutocompleteDifferentValueWithFormComponent);
+      differentValueWithFormFixture.detectChanges();
+      flush();
+      differentValueWithFormFixture.detectChanges();
+
+      const differentValueWithFormInput = differentValueWithFormFixture.debugElement.query(By.css('input')).nativeElement;
+
+      expect(differentValueWithFormInput.value).toBe('Lucy');
+      expect(differentValueWithFormFixture.componentInstance.form.get('formControl')?.value).toBe('lucy');
+    }));
   });
 
   describe('option groups', () => {
@@ -910,9 +965,7 @@ class NzTestAutocompletePropertyComponent {
 }
 
 @Component({
-  template: `
-    <input [nzAutocomplete]="auto" />
-  `
+  template: ` <input [nzAutocomplete]="auto" /> `
 })
 class NzTestAutocompleteWithoutPanelComponent {
   @ViewChild(NzAutocompleteTriggerDirective, { static: false }) trigger: NzAutocompleteTriggerDirective;
@@ -923,7 +976,7 @@ class NzTestAutocompleteWithoutPanelComponent {
   template: `
     <div>
       <input [nzAutocomplete]="auto" />
-      <nz-autocomplete [nzDataSource]="options" #auto> </nz-autocomplete>
+      <nz-autocomplete [nzDataSource]="options" #auto></nz-autocomplete>
     </div>
   `
 })
@@ -1023,3 +1076,60 @@ class NzTestAutocompleteWithFormComponent {
     this.form = this.fb.group({ formControl: 'Burns' });
   }
 }
+
+@Component({
+  template: `
+    <form [formGroup]="form">
+      <input formControlName="formControl" [nzAutocomplete]="auto" />
+      <nz-autocomplete #auto>
+        <nz-auto-option *ngFor="let option of options" [nzValue]="option.value" [nzLabel]="option.label">
+          {{ option.label }}
+        </nz-auto-option>
+      </nz-autocomplete>
+    </form>
+  `
+})
+class NzTestAutocompleteDifferentValueWithFormComponent {
+  form: FormGroup;
+  options = [
+    { label: 'Lucy', value: 'lucy' },
+    { label: 'Jack', value: 'jack' }
+  ];
+  @ViewChild(NzAutocompleteTriggerDirective) trigger: NzAutocompleteTriggerDirective;
+
+  constructor(private fb: FormBuilder) {
+    this.form = this.fb.group({ formControl: 'lucy' });
+  }
+}
+
+@Component({
+  template: `
+    <form [formGroup]="form">
+      <input formControlName="formControl" [nzAutocomplete]="auto" />
+      <nz-autocomplete #auto [compareWith]="compareFun">
+        <nz-auto-option *ngFor="let option of options" [nzValue]="option" [nzLabel]="option.label">{{ option.label }}</nz-auto-option>
+      </nz-autocomplete>
+    </form>
+  `
+})
+class NzTestAutocompleteWithObjectOptionComponent {
+  form: FormGroup;
+  options = [
+    { label: 'Lucy', value: 'lucy' },
+    { label: 'Jack', value: 'jack' }
+  ];
+  @ViewChild(NzAutocompleteTriggerDirective) trigger: NzAutocompleteTriggerDirective;
+
+  // tslint:disable-next-line: no-any
+  compareFun = (o1: any, o2: any) => {
+    if (o1) {
+      return typeof o1 === 'string' ? o1 === o2.label : o1.value === o2.value;
+    } else {
+      return false;
+    }
+  };
+
+  constructor(private fb: FormBuilder) {
+    this.form = this.fb.group({ formControl: { label: 'Lucy', value: 'lucy', age: 20 } });
+  }
+}
diff --git a/components/auto-complete/demo/object-value.md b/components/auto-complete/demo/object-value.md
new file mode 100755
index 00000000000..cee77d18b59
--- /dev/null
+++ b/components/auto-complete/demo/object-value.md
@@ -0,0 +1,14 @@
+---
+order: 1
+title:
+  zh-CN: 使用对象类型选项
+  en-US: Use option with object type
+---
+
+## zh-CN
+
+当 `nzValue` 和 `ngModel` 类型为 `object` 时使用 `compareWith`([SelectControlValueAccessor](https://angular.io/api/forms/SelectControlValueAccessor#caveat-option-selection)).
+
+## en-US
+
+Use `compareWith`([SelectControlValueAccessor](https://angular.io/api/forms/SelectControlValueAccessor#caveat-option-selection)) when the `nzValue` and `ngModel` type is `object`.
diff --git a/components/auto-complete/demo/object-value.ts b/components/auto-complete/demo/object-value.ts
new file mode 100644
index 00000000000..41a01d9723c
--- /dev/null
+++ b/components/auto-complete/demo/object-value.ts
@@ -0,0 +1,37 @@
+import { Component, ViewEncapsulation } from '@angular/core';
+
+interface Option {
+  label: string;
+  value: string;
+  age: number;
+}
+
+@Component({
+  selector: 'nz-demo-auto-complete-object-value',
+  encapsulation: ViewEncapsulation.None,
+  template: `
+    <div class="example-input">
+      <input placeholder="input here" nz-input [(ngModel)]="inputValue" [nzAutocomplete]="auto" />
+      <nz-autocomplete #auto [compareWith]="compareFun">
+        <nz-auto-option *ngFor="let option of options" [nzValue]="option" [nzLabel]="option.label">
+          {{ option.label }}
+        </nz-auto-option>
+      </nz-autocomplete>
+    </div>
+  `
+})
+export class NzDemoAutoCompleteObjectValueComponent {
+  inputValue: Option = { label: 'Lucy', value: 'lucy', age: 20 };
+  options: Option[] = [
+    { label: 'Lucy', value: 'lucy', age: 20 },
+    { label: 'Jack', value: 'jack', age: 22 }
+  ];
+
+  compareFun = (o1: Option | string, o2: Option) => {
+    if (o1) {
+      return typeof o1 === 'string' ? o1 === o2.label : o1.value === o2.value;
+    } else {
+      return false;
+    }
+  };
+}
diff --git a/components/auto-complete/doc/index.en-US.md b/components/auto-complete/doc/index.en-US.md
index be94ae70d70..a23e65b34ca 100644
--- a/components/auto-complete/doc/index.en-US.md
+++ b/components/auto-complete/doc/index.en-US.md
@@ -46,6 +46,7 @@ import { NzAutocompleteModule } from 'ng-zorro-antd/auto-complete';
 | `[nzWidth]` | Custom width, unit px | `number` | trigger element width |
 | `[nzOverlayClassName]` | Class name of the dropdown root element | `string` | - |
 | `[nzOverlayStyle]` | Style of the dropdown root element | `object` | - |
+| `[compareWith]` | Same as [SelectControlValueAccessor](https://angular.io/api/forms/SelectControlValueAccessor#caveat-option-selection) | `(o1: any, o2: any) => boolean` | `(o1: any, o2: any) => o1===o2` |
 
 ### nz-auto-option
 
diff --git a/components/auto-complete/doc/index.zh-CN.md b/components/auto-complete/doc/index.zh-CN.md
index 423af85a5f2..16a06385936 100644
--- a/components/auto-complete/doc/index.zh-CN.md
+++ b/components/auto-complete/doc/index.zh-CN.md
@@ -47,6 +47,7 @@ import { NzAutocompleteModule } from 'ng-zorro-antd/auto-complete';
 | `[nzWidth]` | 自定义宽度单位 px | `number` | 触发元素宽度 |
 | `[nzOverlayClassName]` | 下拉根元素的类名称 | `string` | - |
 | `[nzOverlayStyle]` | 下拉根元素的样式 | `object` | - |
+| `[compareWith]` | 与 [SelectControlValueAccessor](https://angular.io/api/forms/SelectControlValueAccessor#caveat-option-selection) 相同 | `(o1: any, o2: any) => boolean` | `(o1: any, o2: any) => o1===o2` |
 
 ### nz-auto-option